diff options
| -rw-r--r-- | fs/gfs2/inode.c | 72 | ||||
| -rw-r--r-- | fs/gfs2/inode.h | 1 | ||||
| -rw-r--r-- | fs/gfs2/super.c | 1 |
3 files changed, 23 insertions, 51 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 2232b3c780bd..7aa7d4f8984a 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -74,16 +74,14 @@ static struct inode *gfs2_iget(struct super_block *sb, u64 no_addr) } /** - * GFS2 lookup code fills in vfs inode contents based on info obtained - * from directory entry inside gfs2_inode_lookup(). This has caused issues - * with NFS code path since its get_dentry routine doesn't have the relevant - * directory entry when gfs2_inode_lookup() is invoked. Part of the code - * segment inside gfs2_inode_lookup code needs to get moved around. + * gfs2_set_iop - Sets inode operations + * @inode: The inode with correct i_mode filled in * - * Clears I_NEW as well. - **/ + * GFS2 lookup code fills in vfs inode contents based on info obtained + * from directory entry inside gfs2_inode_lookup(). + */ -void gfs2_set_iop(struct inode *inode) +static void gfs2_set_iop(struct inode *inode) { struct gfs2_sbd *sdp = GFS2_SB(inode); umode_t mode = inode->i_mode; @@ -106,8 +104,6 @@ void gfs2_set_iop(struct inode *inode) inode->i_op = &gfs2_file_iops; init_special_inode(inode, inode->i_mode, inode->i_rdev); } - - unlock_new_inode(inode); } /** @@ -119,10 +115,8 @@ void gfs2_set_iop(struct inode *inode) * Returns: A VFS inode, or an error */ -struct inode *gfs2_inode_lookup(struct super_block *sb, - unsigned int type, - u64 no_addr, - u64 no_formal_ino) +struct inode *gfs2_inode_lookup(struct super_block *sb, unsigned int type, + u64 no_addr, u64 no_formal_ino) { struct inode *inode; struct gfs2_inode *ip; @@ -152,51 +146,37 @@ struct inode *gfs2_inode_lookup(struct super_block *sb, error = gfs2_glock_nq_init(io_gl, LM_ST_SHARED, GL_EXACT, &ip->i_iopen_gh); if (unlikely(error)) goto fail_iopen; - ip->i_iopen_gh.gh_gl->gl_object = ip; + ip->i_iopen_gh.gh_gl->gl_object = ip; gfs2_glock_put(io_gl); io_gl = NULL; - if ((type == DT_UNKNOWN) && (no_formal_ino == 0)) - goto gfs2_nfsbypass; - - inode->i_mode = DT2IF(type); - - /* - * We must read the inode in order to work out its type in - * this case. Note that this doesn't happen often as we normally - * know the type beforehand. This code path only occurs during - * unlinked inode recovery (where it is safe to do this glock, - * which is not true in the general case). - */ if (type == DT_UNKNOWN) { - struct gfs2_holder gh; - error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); - if (unlikely(error)) - goto fail_glock; - /* Inode is now uptodate */ - gfs2_glock_dq_uninit(&gh); + /* Inode glock must be locked already */ + error = gfs2_inode_refresh(GFS2_I(inode)); + if (error) + goto fail_refresh; + } else { + inode->i_mode = DT2IF(type); } gfs2_set_iop(inode); + unlock_new_inode(inode); } -gfs2_nfsbypass: return inode; -fail_glock: - gfs2_glock_dq(&ip->i_iopen_gh); + +fail_refresh: + ip->i_iopen_gh.gh_gl->gl_object = NULL; + gfs2_glock_dq_uninit(&ip->i_iopen_gh); fail_iopen: if (io_gl) gfs2_glock_put(io_gl); fail_put: - if (inode->i_state & I_NEW) - ip->i_gl->gl_object = NULL; + ip->i_gl->gl_object = NULL; gfs2_glock_put(ip->i_gl); fail: - if (inode->i_state & I_NEW) - iget_failed(inode); - else - iput(inode); + iget_failed(inode); return ERR_PTR(error); } @@ -221,14 +201,6 @@ struct inode *gfs2_lookup_by_inum(struct gfs2_sbd *sdp, u64 no_addr, if (IS_ERR(inode)) goto fail; - error = gfs2_inode_refresh(GFS2_I(inode)); - if (error) - goto fail_iput; - - /* Pick up the works we bypass in gfs2_inode_lookup */ - if (inode->i_state & I_NEW) - gfs2_set_iop(inode); - /* Two extra checks for NFS only */ if (no_formal_ino) { error = -ESTALE; diff --git a/fs/gfs2/inode.h b/fs/gfs2/inode.h index 732a183efdb3..3e00a66e7cbd 100644 --- a/fs/gfs2/inode.h +++ b/fs/gfs2/inode.h @@ -96,7 +96,6 @@ err: return -EIO; } -extern void gfs2_set_iop(struct inode *inode); extern struct inode *gfs2_inode_lookup(struct super_block *sb, unsigned type, u64 no_addr, u64 no_formal_ino); extern struct inode *gfs2_lookup_by_inum(struct gfs2_sbd *sdp, u64 no_addr, diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 16c2ecac7eb7..ec73ed70bae1 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -1336,6 +1336,7 @@ static void gfs2_evict_inode(struct inode *inode) if (error) goto out_truncate; + ip->i_iopen_gh.gh_flags |= GL_NOCACHE; gfs2_glock_dq_wait(&ip->i_iopen_gh); gfs2_holder_reinit(LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB | GL_NOCACHE, &ip->i_iopen_gh); error = gfs2_glock_nq(&ip->i_iopen_gh); |
