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gfs2: Rename gfs2_lookup_{ simple => meta }

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Function gfs2_lookup_simple() is used for looking up inodes in the
metadata directory tree, so rename it to gfs2_lookup_meta() to closer
match its purpose.  Clean the function up a little on the way.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Andreas Gruenbacher 2023-07-26 22:23:43 +02:00
parent be7f6a6b0b
commit 062fb90389
3 changed files with 16 additions and 15 deletions
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13
fs/gfs2/inode.c
View file

@ -265,17 +265,18 @@ struct inode *gfs2_lookup_by_inum(struct gfs2_sbd *sdp, u64 no_addr,
}
struct inode *gfs2_lookup_simple(struct inode *dip, const char *name)
/**
* gfs2_lookup_meta - Look up an inode in a metadata directory
* @dip: The directory
* @name: The name of the inode
*/
struct inode *gfs2_lookup_meta(struct inode *dip, const char *name)
{
struct qstr qstr;
struct inode *inode;
gfs2_str2qstr(&qstr, name);
inode = gfs2_lookupi(dip, &qstr, 1);
/* gfs2_lookupi has inconsistent callers: vfs
* related routines expect NULL for no entry found,
* gfs2_lookup_simple callers expect ENOENT
* and do not check for NULL.
*/
if (IS_ERR_OR_NULL(inode))
return inode ? inode : ERR_PTR(-ENOENT);

2
fs/gfs2/inode.h
View file

@ -99,7 +99,7 @@ extern struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
int is_root);
extern int gfs2_permission(struct mnt_idmap *idmap,
struct inode *inode, int mask);
extern struct inode *gfs2_lookup_simple(struct inode *dip, const char *name);
extern struct inode *gfs2_lookup_meta(struct inode *dip, const char *name);
extern void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf);
extern int gfs2_open_common(struct inode *inode, struct file *file);
extern loff_t gfs2_seek_data(struct file *file, loff_t offset);

16
fs/gfs2/ops_fstype.c
View file

@ -647,7 +647,7 @@ static int init_statfs(struct gfs2_sbd *sdp)
struct gfs2_jdesc *jd;
struct gfs2_inode *ip;
sdp->sd_statfs_inode = gfs2_lookup_simple(master, "statfs");
sdp->sd_statfs_inode = gfs2_lookup_meta(master, "statfs");
if (IS_ERR(sdp->sd_statfs_inode)) {
error = PTR_ERR(sdp->sd_statfs_inode);
fs_err(sdp, "can't read in statfs inode: %d\n", error);
@ -656,7 +656,7 @@ static int init_statfs(struct gfs2_sbd *sdp)
if (sdp->sd_args.ar_spectator)
goto out;
pn = gfs2_lookup_simple(master, "per_node");
pn = gfs2_lookup_meta(master, "per_node");
if (IS_ERR(pn)) {
error = PTR_ERR(pn);
fs_err(sdp, "can't find per_node directory: %d\n", error);
@ -673,7 +673,7 @@ static int init_statfs(struct gfs2_sbd *sdp)
goto free_local;
}
sprintf(buf, "statfs_change%u", jd->jd_jid);
lsi->si_sc_inode = gfs2_lookup_simple(pn, buf);
lsi->si_sc_inode = gfs2_lookup_meta(pn, buf);
if (IS_ERR(lsi->si_sc_inode)) {
error = PTR_ERR(lsi->si_sc_inode);
fs_err(sdp, "can't find local \"sc\" file#%u: %d\n",
@ -738,7 +738,7 @@ static int init_journal(struct gfs2_sbd *sdp, int undo)
if (undo)
goto fail_statfs;
sdp->sd_jindex = gfs2_lookup_simple(master, "jindex");
sdp->sd_jindex = gfs2_lookup_meta(master, "jindex");
if (IS_ERR(sdp->sd_jindex)) {
fs_err(sdp, "can't lookup journal index: %d\n", error);
return PTR_ERR(sdp->sd_jindex);
@ -887,7 +887,7 @@ static int init_inodes(struct gfs2_sbd *sdp, int undo)
goto fail;
/* Read in the resource index inode */
sdp->sd_rindex = gfs2_lookup_simple(master, "rindex");
sdp->sd_rindex = gfs2_lookup_meta(master, "rindex");
if (IS_ERR(sdp->sd_rindex)) {
error = PTR_ERR(sdp->sd_rindex);
fs_err(sdp, "can't get resource index inode: %d\n", error);
@ -896,7 +896,7 @@ static int init_inodes(struct gfs2_sbd *sdp, int undo)
sdp->sd_rindex_uptodate = 0;
/* Read in the quota inode */
sdp->sd_quota_inode = gfs2_lookup_simple(master, "quota");
sdp->sd_quota_inode = gfs2_lookup_meta(master, "quota");
if (IS_ERR(sdp->sd_quota_inode)) {
error = PTR_ERR(sdp->sd_quota_inode);
fs_err(sdp, "can't get quota file inode: %d\n", error);
@ -940,7 +940,7 @@ static int init_per_node(struct gfs2_sbd *sdp, int undo)
if (undo)
goto fail_qc_gh;
pn = gfs2_lookup_simple(master, "per_node");
pn = gfs2_lookup_meta(master, "per_node");
if (IS_ERR(pn)) {
error = PTR_ERR(pn);
fs_err(sdp, "can't find per_node directory: %d\n", error);
@ -948,7 +948,7 @@ static int init_per_node(struct gfs2_sbd *sdp, int undo)
}
sprintf(buf, "quota_change%u", sdp->sd_jdesc->jd_jid);
sdp->sd_qc_inode = gfs2_lookup_simple(pn, buf);
sdp->sd_qc_inode = gfs2_lookup_meta(pn, buf);
if (IS_ERR(sdp->sd_qc_inode)) {
error = PTR_ERR(sdp->sd_qc_inode);
fs_err(sdp, "can't find local \"qc\" file: %d\n", error);