^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * (C) 2001 Clemson University and The University of Chicago
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright 2018 Omnibond Systems, L.L.C.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * See COPYING in top-level directory.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include "protocol.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include "orangefs-kernel.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "orangefs-dev-proto.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "orangefs-bufmap.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) __s32 fsid_of_op(struct orangefs_kernel_op_s *op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) __s32 fsid = ORANGEFS_FS_ID_NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) if (op) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) switch (op->upcall.type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) case ORANGEFS_VFS_OP_FILE_IO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) fsid = op->upcall.req.io.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) case ORANGEFS_VFS_OP_LOOKUP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) fsid = op->upcall.req.lookup.parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) case ORANGEFS_VFS_OP_CREATE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) fsid = op->upcall.req.create.parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) case ORANGEFS_VFS_OP_GETATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) fsid = op->upcall.req.getattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) case ORANGEFS_VFS_OP_REMOVE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) fsid = op->upcall.req.remove.parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) case ORANGEFS_VFS_OP_MKDIR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) fsid = op->upcall.req.mkdir.parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) case ORANGEFS_VFS_OP_READDIR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) fsid = op->upcall.req.readdir.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) case ORANGEFS_VFS_OP_SETATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) fsid = op->upcall.req.setattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) case ORANGEFS_VFS_OP_SYMLINK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) fsid = op->upcall.req.sym.parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) case ORANGEFS_VFS_OP_RENAME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) fsid = op->upcall.req.rename.old_parent_refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) case ORANGEFS_VFS_OP_STATFS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) fsid = op->upcall.req.statfs.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) case ORANGEFS_VFS_OP_TRUNCATE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) fsid = op->upcall.req.truncate.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) case ORANGEFS_VFS_OP_RA_FLUSH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) fsid = op->upcall.req.ra_cache_flush.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) case ORANGEFS_VFS_OP_FS_UMOUNT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) fsid = op->upcall.req.fs_umount.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) case ORANGEFS_VFS_OP_GETXATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) fsid = op->upcall.req.getxattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) case ORANGEFS_VFS_OP_SETXATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) fsid = op->upcall.req.setxattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) case ORANGEFS_VFS_OP_LISTXATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) fsid = op->upcall.req.listxattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) case ORANGEFS_VFS_OP_REMOVEXATTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) fsid = op->upcall.req.removexattr.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) case ORANGEFS_VFS_OP_FSYNC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) fsid = op->upcall.req.fsync.refn.fs_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) return fsid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static int orangefs_inode_flags(struct ORANGEFS_sys_attr_s *attrs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) int flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) if (attrs->flags & ORANGEFS_IMMUTABLE_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) flags |= S_IMMUTABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) flags &= ~S_IMMUTABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) if (attrs->flags & ORANGEFS_APPEND_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) flags |= S_APPEND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) flags &= ~S_APPEND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (attrs->flags & ORANGEFS_NOATIME_FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) flags |= S_NOATIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) flags &= ~S_NOATIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static int orangefs_inode_perms(struct ORANGEFS_sys_attr_s *attrs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) int perm_mode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) if (attrs->perms & ORANGEFS_O_EXECUTE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) perm_mode |= S_IXOTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if (attrs->perms & ORANGEFS_O_WRITE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) perm_mode |= S_IWOTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) if (attrs->perms & ORANGEFS_O_READ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) perm_mode |= S_IROTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) if (attrs->perms & ORANGEFS_G_EXECUTE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) perm_mode |= S_IXGRP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) if (attrs->perms & ORANGEFS_G_WRITE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) perm_mode |= S_IWGRP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) if (attrs->perms & ORANGEFS_G_READ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) perm_mode |= S_IRGRP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) if (attrs->perms & ORANGEFS_U_EXECUTE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) perm_mode |= S_IXUSR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) if (attrs->perms & ORANGEFS_U_WRITE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) perm_mode |= S_IWUSR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) if (attrs->perms & ORANGEFS_U_READ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) perm_mode |= S_IRUSR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) if (attrs->perms & ORANGEFS_G_SGID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) perm_mode |= S_ISGID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) if (attrs->perms & ORANGEFS_U_SUID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) perm_mode |= S_ISUID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) return perm_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) * NOTE: in kernel land, we never use the sys_attr->link_target for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) * anything, so don't bother copying it into the sys_attr object here.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) static inline void copy_attributes_from_inode(struct inode *inode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) struct ORANGEFS_sys_attr_s *attrs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) attrs->mask = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) if (orangefs_inode->attr_valid & ATTR_UID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) attrs->owner = from_kuid(&init_user_ns, inode->i_uid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) attrs->mask |= ORANGEFS_ATTR_SYS_UID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) gossip_debug(GOSSIP_UTILS_DEBUG, "(UID) %d\n", attrs->owner);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) if (orangefs_inode->attr_valid & ATTR_GID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) attrs->group = from_kgid(&init_user_ns, inode->i_gid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) attrs->mask |= ORANGEFS_ATTR_SYS_GID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) gossip_debug(GOSSIP_UTILS_DEBUG, "(GID) %d\n", attrs->group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) if (orangefs_inode->attr_valid & ATTR_ATIME) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) attrs->mask |= ORANGEFS_ATTR_SYS_ATIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) if (orangefs_inode->attr_valid & ATTR_ATIME_SET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) attrs->atime = (time64_t)inode->i_atime.tv_sec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) attrs->mask |= ORANGEFS_ATTR_SYS_ATIME_SET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) if (orangefs_inode->attr_valid & ATTR_MTIME) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) attrs->mask |= ORANGEFS_ATTR_SYS_MTIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) if (orangefs_inode->attr_valid & ATTR_MTIME_SET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) attrs->mtime = (time64_t)inode->i_mtime.tv_sec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) attrs->mask |= ORANGEFS_ATTR_SYS_MTIME_SET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) if (orangefs_inode->attr_valid & ATTR_CTIME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) attrs->mask |= ORANGEFS_ATTR_SYS_CTIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) * ORANGEFS cannot set size with a setattr operation. Probably not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) * likely to be requested through the VFS, but just in case, don't
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) * worry about ATTR_SIZE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) if (orangefs_inode->attr_valid & ATTR_MODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) attrs->perms = ORANGEFS_util_translate_mode(inode->i_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) attrs->mask |= ORANGEFS_ATTR_SYS_PERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) static int orangefs_inode_type(enum orangefs_ds_type objtype)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) if (objtype == ORANGEFS_TYPE_METAFILE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) return S_IFREG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) else if (objtype == ORANGEFS_TYPE_DIRECTORY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return S_IFDIR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) else if (objtype == ORANGEFS_TYPE_SYMLINK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) return S_IFLNK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) static void orangefs_make_bad_inode(struct inode *inode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) if (is_root_handle(inode)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) * if this occurs, the pvfs2-client-core was killed but we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) * can't afford to lose the inode operations and such
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) * associated with the root handle in any case.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) gossip_debug(GOSSIP_UTILS_DEBUG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) "*** NOT making bad root inode %pU\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) get_khandle_from_ino(inode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) gossip_debug(GOSSIP_UTILS_DEBUG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) "*** making bad inode %pU\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) get_khandle_from_ino(inode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) make_bad_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static int orangefs_inode_is_stale(struct inode *inode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) struct ORANGEFS_sys_attr_s *attrs, char *link_target)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) int type = orangefs_inode_type(attrs->objtype);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) * If the inode type or symlink target have changed then this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) * inode is stale.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) if (type == -1 || !(inode->i_mode & type)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) orangefs_make_bad_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) if (type == S_IFLNK && strncmp(orangefs_inode->link_target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) link_target, ORANGEFS_NAME_MAX)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) orangefs_make_bad_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) int orangefs_inode_getattr(struct inode *inode, int flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) struct orangefs_kernel_op_s *new_op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) loff_t inode_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) int ret, type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) gossip_debug(GOSSIP_UTILS_DEBUG, "%s: called on inode %pU flags %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) __func__, get_khandle_from_ino(inode), flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) again:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) spin_lock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) /* Must have all the attributes in the mask and be within cache time. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) if ((!flags && time_before(jiffies, orangefs_inode->getattr_time)) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) orangefs_inode->attr_valid || inode->i_state & I_DIRTY_PAGES) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) if (orangefs_inode->attr_valid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) write_inode_now(inode, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) goto again;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) new_op = op_alloc(ORANGEFS_VFS_OP_GETATTR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) if (!new_op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) new_op->upcall.req.getattr.refn = orangefs_inode->refn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) * Size is the hardest attribute to get. The incremental cost of any
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) * other attribute is essentially zero.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) if (flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) new_op->upcall.req.getattr.mask = ORANGEFS_ATTR_SYS_ALL_NOHINT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) new_op->upcall.req.getattr.mask =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) ORANGEFS_ATTR_SYS_ALL_NOHINT & ~ORANGEFS_ATTR_SYS_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) ret = service_operation(new_op, __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) get_interruptible_flag(inode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) again2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) spin_lock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) /* Must have all the attributes in the mask and be within cache time. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) if ((!flags && time_before(jiffies, orangefs_inode->getattr_time)) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) orangefs_inode->attr_valid || inode->i_state & I_DIRTY_PAGES) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (orangefs_inode->attr_valid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) write_inode_now(inode, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) goto again2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) if (inode->i_state & I_DIRTY_PAGES) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) gossip_debug(GOSSIP_UTILS_DEBUG, "%s: in cache or dirty\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) if (!(flags & ORANGEFS_GETATTR_NEW)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) ret = orangefs_inode_is_stale(inode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) &new_op->downcall.resp.getattr.attributes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) new_op->downcall.resp.getattr.link_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) ret = -ESTALE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) type = orangefs_inode_type(new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) downcall.resp.getattr.attributes.objtype);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) switch (type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) case S_IFREG:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) inode->i_flags = orangefs_inode_flags(&new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) downcall.resp.getattr.attributes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) if (flags) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) inode_size = (loff_t)new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) downcall.resp.getattr.attributes.size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) inode->i_size = inode_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) inode->i_blkbits = ffs(new_op->downcall.resp.getattr.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) attributes.blksize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) inode->i_bytes = inode_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) inode->i_blocks =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) (inode_size + 512 - inode_size % 512)/512;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) case S_IFDIR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) if (flags) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) inode->i_size = PAGE_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) inode_set_bytes(inode, inode->i_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) set_nlink(inode, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) case S_IFLNK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) if (flags & ORANGEFS_GETATTR_NEW) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) inode->i_size = (loff_t)strlen(new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) downcall.resp.getattr.link_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) ret = strscpy(orangefs_inode->link_target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) new_op->downcall.resp.getattr.link_target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) ORANGEFS_NAME_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) if (ret == -E2BIG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) ret = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) inode->i_link = orangefs_inode->link_target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) /* i.e. -1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) /* XXX: ESTALE? This is what is done if it is not new. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) orangefs_make_bad_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) ret = -ESTALE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) inode->i_uid = make_kuid(&init_user_ns, new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) downcall.resp.getattr.attributes.owner);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) inode->i_gid = make_kgid(&init_user_ns, new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) downcall.resp.getattr.attributes.group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) inode->i_atime.tv_sec = (time64_t)new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) downcall.resp.getattr.attributes.atime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) inode->i_mtime.tv_sec = (time64_t)new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) downcall.resp.getattr.attributes.mtime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) inode->i_ctime.tv_sec = (time64_t)new_op->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) downcall.resp.getattr.attributes.ctime;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) inode->i_atime.tv_nsec = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) inode->i_mtime.tv_nsec = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) inode->i_ctime.tv_nsec = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) /* special case: mark the root inode as sticky */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) inode->i_mode = type | (is_root_handle(inode) ? S_ISVTX : 0) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) orangefs_inode_perms(&new_op->downcall.resp.getattr.attributes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) orangefs_inode->getattr_time = jiffies +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) orangefs_getattr_timeout_msecs*HZ/1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) out_unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) op_release(new_op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) int orangefs_inode_check_changed(struct inode *inode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) struct orangefs_kernel_op_s *new_op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) gossip_debug(GOSSIP_UTILS_DEBUG, "%s: called on inode %pU\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) get_khandle_from_ino(inode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) new_op = op_alloc(ORANGEFS_VFS_OP_GETATTR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) if (!new_op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) new_op->upcall.req.getattr.refn = orangefs_inode->refn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) new_op->upcall.req.getattr.mask = ORANGEFS_ATTR_SYS_TYPE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) ORANGEFS_ATTR_SYS_LNK_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) ret = service_operation(new_op, __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) get_interruptible_flag(inode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) ret = orangefs_inode_is_stale(inode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) &new_op->downcall.resp.getattr.attributes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) new_op->downcall.resp.getattr.link_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) op_release(new_op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) * issues a orangefs setattr request to make sure the new attribute values
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) * take effect if successful. returns 0 on success; -errno otherwise
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) int orangefs_inode_setattr(struct inode *inode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) struct orangefs_kernel_op_s *new_op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) new_op = op_alloc(ORANGEFS_VFS_OP_SETATTR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) if (!new_op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) spin_lock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) new_op->upcall.uid = from_kuid(&init_user_ns, orangefs_inode->attr_uid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) new_op->upcall.gid = from_kgid(&init_user_ns, orangefs_inode->attr_gid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) new_op->upcall.req.setattr.refn = orangefs_inode->refn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) copy_attributes_from_inode(inode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) &new_op->upcall.req.setattr.attributes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) orangefs_inode->attr_valid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) if (!new_op->upcall.req.setattr.attributes.mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) op_release(new_op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) spin_unlock(&inode->i_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) ret = service_operation(new_op, __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) get_interruptible_flag(inode) | ORANGEFS_OP_WRITEBACK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) gossip_debug(GOSSIP_UTILS_DEBUG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) "orangefs_inode_setattr: returning %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) orangefs_make_bad_inode(inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) op_release(new_op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) if (ret == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) orangefs_inode->getattr_time = jiffies - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) * The following is a very dirty hack that is now a permanent part of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) * ORANGEFS protocol. See protocol.h for more error definitions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) /* The order matches include/orangefs-types.h in the OrangeFS source. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) static int PINT_errno_mapping[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) 0, EPERM, ENOENT, EINTR, EIO, ENXIO, EBADF, EAGAIN, ENOMEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) EFAULT, EBUSY, EEXIST, ENODEV, ENOTDIR, EISDIR, EINVAL, EMFILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) EFBIG, ENOSPC, EROFS, EMLINK, EPIPE, EDEADLK, ENAMETOOLONG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) ENOLCK, ENOSYS, ENOTEMPTY, ELOOP, EWOULDBLOCK, ENOMSG, EUNATCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) EBADR, EDEADLOCK, ENODATA, ETIME, ENONET, EREMOTE, ECOMM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) EPROTO, EBADMSG, EOVERFLOW, ERESTART, EMSGSIZE, EPROTOTYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) ENOPROTOOPT, EPROTONOSUPPORT, EOPNOTSUPP, EADDRINUSE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) EADDRNOTAVAIL, ENETDOWN, ENETUNREACH, ENETRESET, ENOBUFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) ETIMEDOUT, ECONNREFUSED, EHOSTDOWN, EHOSTUNREACH, EALREADY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) EACCES, ECONNRESET, ERANGE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) int orangefs_normalize_to_errno(__s32 error_code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) __u32 i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) /* Success */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) if (error_code == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) * This shouldn't ever happen. If it does it should be fixed on the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) * server.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) } else if (error_code > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) gossip_err("orangefs: error status received.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) gossip_err("orangefs: assuming error code is inverted.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) error_code = -error_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) * XXX: This is very bad since error codes from ORANGEFS may not be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) * suitable for return into userspace.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) * Convert ORANGEFS error values into errno values suitable for return
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) * from the kernel.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) if ((-error_code) & ORANGEFS_NON_ERRNO_ERROR_BIT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) if (((-error_code) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) (ORANGEFS_ERROR_NUMBER_BITS|ORANGEFS_NON_ERRNO_ERROR_BIT|
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) ORANGEFS_ERROR_BIT)) == ORANGEFS_ECANCEL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) * cancellation error codes generally correspond to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) * a timeout from the client's perspective
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) error_code = -ETIMEDOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) /* assume a default error code */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) gossip_err("%s: bad error code :%d:.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) error_code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) error_code = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) /* Convert ORANGEFS encoded errno values into regular errno values. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) } else if ((-error_code) & ORANGEFS_ERROR_BIT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) i = (-error_code) & ~(ORANGEFS_ERROR_BIT|ORANGEFS_ERROR_CLASS_BITS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) if (i < ARRAY_SIZE(PINT_errno_mapping))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) error_code = -PINT_errno_mapping[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) error_code = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) * Only ORANGEFS protocol error codes should ever come here. Otherwise
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) * there is a bug somewhere.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) gossip_err("%s: unknown error code.\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) error_code = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) return error_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) #define NUM_MODES 11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) __s32 ORANGEFS_util_translate_mode(int mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) int i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) static int modes[NUM_MODES] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) S_IXOTH, S_IWOTH, S_IROTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) S_IXGRP, S_IWGRP, S_IRGRP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) S_IXUSR, S_IWUSR, S_IRUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) S_ISGID, S_ISUID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) static int orangefs_modes[NUM_MODES] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) ORANGEFS_O_EXECUTE, ORANGEFS_O_WRITE, ORANGEFS_O_READ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) ORANGEFS_G_EXECUTE, ORANGEFS_G_WRITE, ORANGEFS_G_READ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) ORANGEFS_U_EXECUTE, ORANGEFS_U_WRITE, ORANGEFS_U_READ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) ORANGEFS_G_SGID, ORANGEFS_U_SUID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) for (i = 0; i < NUM_MODES; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) if (mode & modes[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) ret |= orangefs_modes[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) #undef NUM_MODES
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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