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authorGao Xiang <gaoxiang25@huawei.com>2019-08-30 00:38:27 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-08-30 09:02:02 +0200
commit8d8a09b093d7073465c824f74caf315c073d3875 (patch)
tree787aaad384401dd763dc4541684055b88563c1bc /fs/erofs
parent5cf89673645f7edfa075afc9e1d531db24706329 (diff)
downloadlinux-8d8a09b093d7073465c824f74caf315c073d3875.tar.bz2
erofs: remove all likely/unlikely annotations
As Dan Carpenter suggested [1], I have to remove all erofs likely/unlikely annotations. [1] https://lore.kernel.org/linux-fsdevel/20190829154346.GK23584@kadam/ Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190829163827.203274-1-gaoxiang25@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/erofs')
-rw-r--r--fs/erofs/data.c22
-rw-r--r--fs/erofs/decompressor.c2
-rw-r--r--fs/erofs/dir.c14
-rw-r--r--fs/erofs/inode.c10
-rw-r--r--fs/erofs/internal.h4
-rw-r--r--fs/erofs/namei.c14
-rw-r--r--fs/erofs/super.c16
-rw-r--r--fs/erofs/utils.c12
-rw-r--r--fs/erofs/xattr.c12
-rw-r--r--fs/erofs/zdata.c44
-rw-r--r--fs/erofs/zmap.c8
-rw-r--r--fs/erofs/zpvec.h6
12 files changed, 82 insertions, 82 deletions
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index fda16ec8863e..0f2f1a839372 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -27,7 +27,7 @@ static inline void read_endio(struct bio *bio)
/* page is already locked */
DBG_BUGON(PageUptodate(page));
- if (unlikely(err))
+ if (err)
SetPageError(page);
else
SetPageUptodate(page);
@@ -53,7 +53,7 @@ struct page *__erofs_get_meta_page(struct super_block *sb,
repeat:
page = find_or_create_page(mapping, blkaddr, gfp);
- if (unlikely(!page)) {
+ if (!page) {
DBG_BUGON(nofail);
return ERR_PTR(-ENOMEM);
}
@@ -70,7 +70,7 @@ repeat:
}
err = bio_add_page(bio, page, PAGE_SIZE, 0);
- if (unlikely(err != PAGE_SIZE)) {
+ if (err != PAGE_SIZE) {
err = -EFAULT;
goto err_out;
}
@@ -81,7 +81,7 @@ repeat:
lock_page(page);
/* this page has been truncated by others */
- if (unlikely(page->mapping != mapping)) {
+ if (page->mapping != mapping) {
unlock_repeat:
unlock_page(page);
put_page(page);
@@ -89,7 +89,7 @@ unlock_repeat:
}
/* more likely a read error */
- if (unlikely(!PageUptodate(page))) {
+ if (!PageUptodate(page)) {
if (io_retries) {
--io_retries;
goto unlock_repeat;
@@ -120,7 +120,7 @@ static int erofs_map_blocks_flatmode(struct inode *inode,
nblocks = DIV_ROUND_UP(inode->i_size, PAGE_SIZE);
lastblk = nblocks - is_inode_flat_inline(inode);
- if (unlikely(offset >= inode->i_size)) {
+ if (offset >= inode->i_size) {
/* leave out-of-bound access unmapped */
map->m_flags = 0;
map->m_plen = 0;
@@ -170,7 +170,7 @@ err_out:
int erofs_map_blocks(struct inode *inode,
struct erofs_map_blocks *map, int flags)
{
- if (unlikely(is_inode_layout_compression(inode))) {
+ if (is_inode_layout_compression(inode)) {
int err = z_erofs_map_blocks_iter(inode, map, flags);
if (map->mpage) {
@@ -218,11 +218,11 @@ submit_bio_retry:
unsigned int blkoff;
err = erofs_map_blocks(inode, &map, EROFS_GET_BLOCKS_RAW);
- if (unlikely(err))
+ if (err)
goto err_out;
/* zero out the holed page */
- if (unlikely(!(map.m_flags & EROFS_MAP_MAPPED))) {
+ if (!(map.m_flags & EROFS_MAP_MAPPED)) {
zero_user_segment(page, 0, PAGE_SIZE);
SetPageUptodate(page);
@@ -315,7 +315,7 @@ has_updated:
submit_bio_out:
__submit_bio(bio, REQ_OP_READ, 0);
- return unlikely(err) ? ERR_PTR(err) : NULL;
+ return err ? ERR_PTR(err) : NULL;
}
/*
@@ -377,7 +377,7 @@ static int erofs_raw_access_readpages(struct file *filp,
DBG_BUGON(!list_empty(pages));
/* the rare case (end in gaps) */
- if (unlikely(bio))
+ if (bio)
__submit_bio(bio, REQ_OP_READ, 0);
return 0;
}
diff --git a/fs/erofs/decompressor.c b/fs/erofs/decompressor.c
index 5f4b7f302863..df349888f911 100644
--- a/fs/erofs/decompressor.c
+++ b/fs/erofs/decompressor.c
@@ -78,7 +78,7 @@ static int lz4_prepare_destpages(struct z_erofs_decompress_req *rq,
get_page(victim);
} else {
victim = erofs_allocpage(pagepool, GFP_KERNEL, false);
- if (unlikely(!victim))
+ if (!victim)
return -ENOMEM;
victim->mapping = Z_EROFS_MAPPING_STAGING;
}
diff --git a/fs/erofs/dir.c b/fs/erofs/dir.c
index 1976e60e5174..6a5b43f7fb29 100644
--- a/fs/erofs/dir.c
+++ b/fs/erofs/dir.c
@@ -45,8 +45,8 @@ static int erofs_fill_dentries(struct inode *dir, struct dir_context *ctx,
de_namelen = le16_to_cpu(de[1].nameoff) - nameoff;
/* a corrupted entry is found */
- if (unlikely(nameoff + de_namelen > maxsize ||
- de_namelen > EROFS_NAME_LEN)) {
+ if (nameoff + de_namelen > maxsize ||
+ de_namelen > EROFS_NAME_LEN) {
errln("bogus dirent @ nid %llu", EROFS_V(dir)->nid);
DBG_BUGON(1);
return -EFSCORRUPTED;
@@ -94,8 +94,8 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx)
nameoff = le16_to_cpu(de->nameoff);
- if (unlikely(nameoff < sizeof(struct erofs_dirent) ||
- nameoff >= PAGE_SIZE)) {
+ if (nameoff < sizeof(struct erofs_dirent) ||
+ nameoff >= PAGE_SIZE) {
errln("%s, invalid de[0].nameoff %u @ nid %llu",
__func__, nameoff, EROFS_V(dir)->nid);
err = -EFSCORRUPTED;
@@ -106,11 +106,11 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx)
dirsize - ctx->pos + ofs, PAGE_SIZE);
/* search dirents at the arbitrary position */
- if (unlikely(initial)) {
+ if (initial) {
initial = false;
ofs = roundup(ofs, sizeof(struct erofs_dirent));
- if (unlikely(ofs >= nameoff))
+ if (ofs >= nameoff)
goto skip_this;
}
@@ -123,7 +123,7 @@ skip_this:
ctx->pos = blknr_to_addr(i) + ofs;
- if (unlikely(err))
+ if (err)
break;
++i;
ofs = 0;
diff --git a/fs/erofs/inode.c b/fs/erofs/inode.c
index 80f4fe919ee7..e7c190cf101a 100644
--- a/fs/erofs/inode.c
+++ b/fs/erofs/inode.c
@@ -18,7 +18,7 @@ static int read_inode(struct inode *inode, void *data)
vi->datamode = __inode_data_mapping(advise);
- if (unlikely(vi->datamode >= EROFS_INODE_LAYOUT_MAX)) {
+ if (vi->datamode >= EROFS_INODE_LAYOUT_MAX) {
errln("unsupported data mapping %u of nid %llu",
vi->datamode, vi->nid);
DBG_BUGON(1);
@@ -133,13 +133,13 @@ static int fill_inline_data(struct inode *inode, void *data,
if (S_ISLNK(inode->i_mode) && inode->i_size < PAGE_SIZE) {
char *lnk = erofs_kmalloc(sbi, inode->i_size + 1, GFP_KERNEL);
- if (unlikely(!lnk))
+ if (!lnk)
return -ENOMEM;
m_pofs += vi->inode_isize + vi->xattr_isize;
/* inline symlink data shouldn't across page boundary as well */
- if (unlikely(m_pofs + inode->i_size > PAGE_SIZE)) {
+ if (m_pofs + inode->i_size > PAGE_SIZE) {
kfree(lnk);
errln("inline data cross block boundary @ nid %llu",
vi->nid);
@@ -268,7 +268,7 @@ struct inode *erofs_iget(struct super_block *sb,
{
struct inode *inode = erofs_iget_locked(sb, nid);
- if (unlikely(!inode))
+ if (!inode)
return ERR_PTR(-ENOMEM);
if (inode->i_state & I_NEW) {
@@ -278,7 +278,7 @@ struct inode *erofs_iget(struct super_block *sb,
vi->nid = nid;
err = fill_inode(inode, isdir);
- if (likely(!err))
+ if (!err)
unlock_new_inode(inode);
else {
iget_failed(inode);
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index 620b73fcc416..141ea424587d 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -424,7 +424,7 @@ static inline struct bio *erofs_grab_bio(struct super_block *sb,
do {
if (nr_pages == 1) {
bio = bio_alloc(gfp | (nofail ? __GFP_NOFAIL : 0), 1);
- if (unlikely(!bio)) {
+ if (!bio) {
DBG_BUGON(nofail);
return ERR_PTR(-ENOMEM);
}
@@ -432,7 +432,7 @@ static inline struct bio *erofs_grab_bio(struct super_block *sb,
}
bio = bio_alloc(gfp, nr_pages);
nr_pages /= 2;
- } while (unlikely(!bio));
+ } while (!bio);
bio->bi_end_io = endio;
bio_set_dev(bio, sb->s_bdev);
diff --git a/fs/erofs/namei.c b/fs/erofs/namei.c
index 8832b5d95d91..c1068ad0535e 100644
--- a/fs/erofs/namei.c
+++ b/fs/erofs/namei.c
@@ -64,7 +64,7 @@ static struct erofs_dirent *find_target_dirent(struct erofs_qstr *name,
unsigned int matched = min(startprfx, endprfx);
struct erofs_qstr dname = {
.name = data + nameoff,
- .end = unlikely(mid >= ndirents - 1) ?
+ .end = mid >= ndirents - 1 ?
data + dirblksize :
data + nameoff_from_disk(de[mid + 1].nameoff,
dirblksize)
@@ -73,7 +73,7 @@ static struct erofs_dirent *find_target_dirent(struct erofs_qstr *name,
/* string comparison without already matched prefix */
int ret = dirnamecmp(name, &dname, &matched);
- if (unlikely(!ret)) {
+ if (!ret) {
return de + mid;
} else if (ret > 0) {
head = mid + 1;
@@ -113,7 +113,7 @@ static struct page *find_target_block_classic(struct inode *dir,
unsigned int matched;
struct erofs_qstr dname;
- if (unlikely(!ndirents)) {
+ if (!ndirents) {
kunmap_atomic(de);
put_page(page);
errln("corrupted dir block %d @ nid %llu",
@@ -137,7 +137,7 @@ static struct page *find_target_block_classic(struct inode *dir,
diff = dirnamecmp(name, &dname, &matched);
kunmap_atomic(de);
- if (unlikely(!diff)) {
+ if (!diff) {
*_ndirents = 0;
goto out;
} else if (diff > 0) {
@@ -174,7 +174,7 @@ int erofs_namei(struct inode *dir,
struct erofs_dirent *de;
struct erofs_qstr qn;
- if (unlikely(!dir->i_size))
+ if (!dir->i_size)
return -ENOENT;
qn.name = name->name;
@@ -221,7 +221,7 @@ static struct dentry *erofs_lookup(struct inode *dir,
trace_erofs_lookup(dir, dentry, flags);
/* file name exceeds fs limit */
- if (unlikely(dentry->d_name.len > EROFS_NAME_LEN))
+ if (dentry->d_name.len > EROFS_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
/* false uninitialized warnings on gcc 4.8.x */
@@ -230,7 +230,7 @@ static struct dentry *erofs_lookup(struct inode *dir,
if (err == -ENOENT) {
/* negative dentry */
inode = NULL;
- } else if (unlikely(err)) {
+ } else if (err) {
inode = ERR_PTR(err);
} else {
debugln("%s, %s (nid %llu) found, d_type %u", __func__,
diff --git a/fs/erofs/super.c b/fs/erofs/super.c
index 6d3a9bcb8daa..6603f0ba8905 100644
--- a/fs/erofs/super.c
+++ b/fs/erofs/super.c
@@ -107,7 +107,7 @@ static int superblock_read(struct super_block *sb)
blkszbits = layout->blkszbits;
/* 9(512 bytes) + LOG_SECTORS_PER_BLOCK == LOG_BLOCK_SIZE */
- if (unlikely(blkszbits != LOG_BLOCK_SIZE)) {
+ if (blkszbits != LOG_BLOCK_SIZE) {
errln("blksize %u isn't supported on this platform",
1 << blkszbits);
goto out;
@@ -379,7 +379,7 @@ static int erofs_init_managed_cache(struct super_block *sb)
struct erofs_sb_info *const sbi = EROFS_SB(sb);
struct inode *const inode = new_inode(sb);
- if (unlikely(!inode))
+ if (!inode)
return -ENOMEM;
set_nlink(inode, 1);
@@ -406,13 +406,13 @@ static int erofs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_magic = EROFS_SUPER_MAGIC;
- if (unlikely(!sb_set_blocksize(sb, EROFS_BLKSIZ))) {
+ if (!sb_set_blocksize(sb, EROFS_BLKSIZ)) {
errln("failed to set erofs blksize");
return -EINVAL;
}
sbi = kzalloc(sizeof(*sbi), GFP_KERNEL);
- if (unlikely(!sbi))
+ if (!sbi)
return -ENOMEM;
sb->s_fs_info = sbi;
@@ -433,7 +433,7 @@ static int erofs_fill_super(struct super_block *sb, void *data, int silent)
default_options(sbi);
err = parse_options(sb, data);
- if (unlikely(err))
+ if (err)
return err;
if (!silent)
@@ -453,7 +453,7 @@ static int erofs_fill_super(struct super_block *sb, void *data, int silent)
if (IS_ERR(inode))
return PTR_ERR(inode);
- if (unlikely(!S_ISDIR(inode->i_mode))) {
+ if (!S_ISDIR(inode->i_mode)) {
errln("rootino(nid %llu) is not a directory(i_mode %o)",
ROOT_NID(sbi), inode->i_mode);
iput(inode);
@@ -461,13 +461,13 @@ static int erofs_fill_super(struct super_block *sb, void *data, int silent)
}
sb->s_root = d_make_root(inode);
- if (unlikely(!sb->s_root))
+ if (!sb->s_root)
return -ENOMEM;
erofs_shrinker_register(sb);
/* sb->s_umount is already locked, SB_ACTIVE and SB_BORN are not set */
err = erofs_init_managed_cache(sb);
- if (unlikely(err))
+ if (err)
return err;
if (!silent)
diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c
index 1dd041aa0f5a..d92b3e753a6f 100644
--- a/fs/erofs/utils.c
+++ b/fs/erofs/utils.c
@@ -46,14 +46,14 @@ static int erofs_workgroup_get(struct erofs_workgroup *grp)
repeat:
o = erofs_wait_on_workgroup_freezed(grp);
- if (unlikely(o <= 0))
+ if (o <= 0)
return -1;
- if (unlikely(atomic_cmpxchg(&grp->refcount, o, o + 1) != o))
+ if (atomic_cmpxchg(&grp->refcount, o, o + 1) != o)
goto repeat;
/* decrease refcount paired by erofs_workgroup_put */
- if (unlikely(o == 1))
+ if (o == 1)
atomic_long_dec(&erofs_global_shrink_cnt);
return 0;
}
@@ -91,7 +91,7 @@ int erofs_register_workgroup(struct super_block *sb,
int err;
/* grp shouldn't be broken or used before */
- if (unlikely(atomic_read(&grp->refcount) != 1)) {
+ if (atomic_read(&grp->refcount) != 1) {
DBG_BUGON(1);
return -EINVAL;
}
@@ -113,7 +113,7 @@ int erofs_register_workgroup(struct super_block *sb,
__erofs_workgroup_get(grp);
err = radix_tree_insert(&sbi->workstn_tree, grp->index, grp);
- if (unlikely(err))
+ if (err)
/*
* it's safe to decrease since the workgroup isn't visible
* and refcount >= 2 (cannot be freezed).
@@ -212,7 +212,7 @@ repeat:
continue;
++freed;
- if (unlikely(!--nr_shrink))
+ if (!--nr_shrink)
break;
}
xa_unlock(&sbi->workstn_tree);
diff --git a/fs/erofs/xattr.c b/fs/erofs/xattr.c
index a8286998a079..d80f61dde72f 100644
--- a/fs/erofs/xattr.c
+++ b/fs/erofs/xattr.c
@@ -19,7 +19,7 @@ struct xattr_iter {
static inline void xattr_iter_end(struct xattr_iter *it, bool atomic)
{
/* the only user of kunmap() is 'init_inode_xattrs' */
- if (unlikely(!atomic))
+ if (!atomic)
kunmap(it->page);
else
kunmap_atomic(it->kaddr);
@@ -72,7 +72,7 @@ static int init_inode_xattrs(struct inode *inode)
ret = -EOPNOTSUPP;
goto out_unlock;
} else if (vi->xattr_isize < sizeof(struct erofs_xattr_ibody_header)) {
- if (unlikely(vi->xattr_isize)) {
+ if (vi->xattr_isize) {
errln("bogus xattr ibody @ nid %llu", vi->nid);
DBG_BUGON(1);
ret = -EFSCORRUPTED;
@@ -112,7 +112,7 @@ static int init_inode_xattrs(struct inode *inode)
it.ofs += sizeof(struct erofs_xattr_ibody_header);
for (i = 0; i < vi->xattr_shared_count; ++i) {
- if (unlikely(it.ofs >= EROFS_BLKSIZ)) {
+ if (it.ofs >= EROFS_BLKSIZ) {
/* cannot be unaligned */
DBG_BUGON(it.ofs != EROFS_BLKSIZ);
xattr_iter_end(&it, atomic_map);
@@ -189,7 +189,7 @@ static int inline_xattr_iter_begin(struct xattr_iter *it,
unsigned int xattr_header_sz, inline_xattr_ofs;
xattr_header_sz = inlinexattr_header_size(inode);
- if (unlikely(xattr_header_sz >= vi->xattr_isize)) {
+ if (xattr_header_sz >= vi->xattr_isize) {
DBG_BUGON(xattr_header_sz > vi->xattr_isize);
return -ENOATTR;
}
@@ -234,7 +234,7 @@ static int xattr_foreach(struct xattr_iter *it,
unsigned int entry_sz = EROFS_XATTR_ENTRY_SIZE(&entry);
/* xattr on-disk corruption: xattr entry beyond xattr_isize */
- if (unlikely(*tlimit < entry_sz)) {
+ if (*tlimit < entry_sz) {
DBG_BUGON(1);
return -EFSCORRUPTED;
}
@@ -436,7 +436,7 @@ int erofs_getxattr(struct inode *inode, int index,
int ret;
struct getxattr_iter it;
- if (unlikely(!name))
+ if (!name)
return -EINVAL;
ret = init_inode_xattrs(inode);
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index b32ad585237c..653bde0a619a 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -230,7 +230,7 @@ int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
if (!trylock_page(page))
return -EBUSY;
- if (unlikely(page->mapping != mapping))
+ if (page->mapping != mapping)
continue;
/* barrier is implied in the following 'unlock_page' */
@@ -358,7 +358,7 @@ static struct z_erofs_collection *cllookup(struct z_erofs_collector *clt,
}
cl = z_erofs_primarycollection(pcl);
- if (unlikely(cl->pageofs != (map->m_la & ~PAGE_MASK))) {
+ if (cl->pageofs != (map->m_la & ~PAGE_MASK)) {
DBG_BUGON(1);
erofs_workgroup_put(grp);
return ERR_PTR(-EFSCORRUPTED);
@@ -406,7 +406,7 @@ static struct z_erofs_collection *clregister(struct z_erofs_collector *clt,
/* no available workgroup, let's allocate one */
pcl = kmem_cache_alloc(pcluster_cachep, GFP_NOFS);
- if (unlikely(!pcl))
+ if (!pcl)
return ERR_PTR(-ENOMEM);
init_always(pcl);
@@ -474,7 +474,7 @@ repeat:
if (!cl) {
cl = clregister(clt, inode, map);
- if (unlikely(cl == ERR_PTR(-EAGAIN)))
+ if (cl == ERR_PTR(-EAGAIN))
goto repeat;
}
@@ -607,15 +607,15 @@ repeat:
map->m_la = offset + cur;
map->m_llen = 0;
err = z_erofs_map_blocks_iter(inode, map, 0);
- if (unlikely(err))
+ if (err)
goto err_out;
restart_now:
- if (unlikely(!(map->m_flags & EROFS_MAP_MAPPED)))
+ if (!(map->m_flags & EROFS_MAP_MAPPED))
goto hitted;
err = z_erofs_collector_begin(clt, inode, map);
- if (unlikely(err))
+ if (err)
goto err_out;
/* preload all compressed pages (maybe downgrade role if necessary) */
@@ -630,7 +630,7 @@ restart_now:
tight &= (clt->mode >= COLLECT_PRIMARY_HOOKED);
hitted:
cur = end - min_t(unsigned int, offset + end - map->m_la, end);
- if (unlikely(!(map->m_flags & EROFS_MAP_MAPPED))) {
+ if (!(map->m_flags & EROFS_MAP_MAPPED)) {
zero_user_segment(page, cur, end);
goto next_part;
}
@@ -653,11 +653,11 @@ retry:
err = z_erofs_attach_page(clt, newpage,
Z_EROFS_PAGE_TYPE_EXCLUSIVE);
- if (likely(!err))
+ if (!err)
goto retry;
}
- if (unlikely(err))
+ if (err)
goto err_out;
index = page->index - (map->m_la >> PAGE_SHIFT);
@@ -723,7 +723,7 @@ static inline void z_erofs_vle_read_endio(struct bio *bio)
DBG_BUGON(PageUptodate(page));
DBG_BUGON(!page->mapping);
- if (unlikely(!sbi && !z_erofs_page_is_staging(page))) {
+ if (!sbi && !z_erofs_page_is_staging(page)) {
sbi = EROFS_SB(page->mapping->host->i_sb);
if (time_to_inject(sbi, FAULT_READ_IO)) {
@@ -736,7 +736,7 @@ static inline void z_erofs_vle_read_endio(struct bio *bio)
if (sbi)
cachemngd = erofs_page_is_managed(sbi, page);
- if (unlikely(err))
+ if (err)
SetPageError(page);
else if (cachemngd)
SetPageUptodate(page);
@@ -772,7 +772,7 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
mutex_lock(&cl->lock);
nr_pages = cl->nr_pages;
- if (likely(nr_pages <= Z_EROFS_VMAP_ONSTACK_PAGES)) {
+ if (nr_pages <= Z_EROFS_VMAP_ONSTACK_PAGES) {
pages = pages_onstack;
} else if (nr_pages <= Z_EROFS_VMAP_GLOBAL_PAGES &&
mutex_trylock(&z_pagemap_global_lock)) {
@@ -787,7 +787,7 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
gfp_flags);
/* fallback to global pagemap for the lowmem scenario */
- if (unlikely(!pages)) {
+ if (!pages) {
mutex_lock(&z_pagemap_global_lock);
pages = z_pagemap_global;
}
@@ -823,7 +823,7 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
* currently EROFS doesn't support multiref(dedup),
* so here erroring out one multiref page.
*/
- if (unlikely(pages[pagenr])) {
+ if (pages[pagenr]) {
DBG_BUGON(1);
SetPageError(pages[pagenr]);
z_erofs_onlinepage_endio(pages[pagenr]);
@@ -847,7 +847,7 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
if (!z_erofs_page_is_staging(page)) {
if (erofs_page_is_managed(sbi, page)) {
- if (unlikely(!PageUptodate(page)))
+ if (!PageUptodate(page))
err = -EIO;
continue;
}
@@ -859,7 +859,7 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
pagenr = z_erofs_onlinepage_index(page);
DBG_BUGON(pagenr >= nr_pages);
- if (unlikely(pages[pagenr])) {
+ if (pages[pagenr]) {
DBG_BUGON(1);
SetPageError(pages[pagenr]);
z_erofs_onlinepage_endio(pages[pagenr]);
@@ -871,13 +871,13 @@ static int z_erofs_decompress_pcluster(struct super_block *sb,
}
/* PG_error needs checking for inplaced and staging pages */
- if (unlikely(PageError(page))) {
+ if (PageError(page)) {
DBG_BUGON(PageUptodate(page));
err = -EIO;
}
}
- if (unlikely(err))
+ if (err)
goto out;
llen = pcl->length >> Z_EROFS_PCLUSTER_LENGTH_BIT;
@@ -926,7 +926,7 @@ out:
if (z_erofs_put_stagingpage(pagepool, page))
continue;
- if (unlikely(err < 0))
+ if (err < 0)
SetPageError(page);
z_erofs_onlinepage_endio(page);
@@ -934,7 +934,7 @@ out:
if (pages == z_pagemap_global)
mutex_unlock(&z_pagemap_global_lock);
- else if (unlikely(pages != pages_onstack))
+ else if (pages != pages_onstack)
kvfree(pages);
cl->nr_pages = 0;
@@ -1212,7 +1212,7 @@ static bool z_erofs_vle_submit_all(struct super_block *sb,
bool force_submit = false;
unsigned int nr_bios;
- if (unlikely(owned_head == Z_EROFS_PCLUSTER_TAIL))
+ if (owned_head == Z_EROFS_PCLUSTER_TAIL)
return false;
force_submit = false;
diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c
index 4dc9cec01297..850e0e3d57a8 100644
--- a/fs/erofs/zmap.c
+++ b/fs/erofs/zmap.c
@@ -348,7 +348,7 @@ static int vle_extent_lookback(struct z_erofs_maprecorder *m,
switch (m->type) {
case Z_EROFS_VLE_CLUSTER_TYPE_NONHEAD:
- if (unlikely(!m->delta[0])) {
+ if (!m->delta[0]) {
errln("invalid lookback distance 0 at nid %llu",
vi->nid);
DBG_BUGON(1);
@@ -386,7 +386,7 @@ int z_erofs_map_blocks_iter(struct inode *inode,
trace_z_erofs_map_blocks_iter_enter(inode, map, flags);
/* when trying to read beyond EOF, leave it unmapped */
- if (unlikely(map->m_la >= inode->i_size)) {
+ if (map->m_la >= inode->i_size) {
map->m_llen = map->m_la + 1 - inode->i_size;
map->m_la = inode->i_size;
map->m_flags = 0;
@@ -420,7 +420,7 @@ int z_erofs_map_blocks_iter(struct inode *inode,
break;
}
/* m.lcn should be >= 1 if endoff < m.clusterofs */
- if (unlikely(!m.lcn)) {
+ if (!m.lcn) {
errln("invalid logical cluster 0 at nid %llu",
vi->nid);
err = -EFSCORRUPTED;
@@ -433,7 +433,7 @@ int z_erofs_map_blocks_iter(struct inode *inode,
case Z_EROFS_VLE_CLUSTER_TYPE_NONHEAD:
/* get the correspoinding first chunk */
err = vle_extent_lookback(&m, m.delta[0]);
- if (unlikely(err))
+ if (err)
goto unmap_out;
break;
default:
diff --git a/fs/erofs/zpvec.h b/fs/erofs/zpvec.h
index bd3cee16491c..58556903aa94 100644
--- a/fs/erofs/zpvec.h
+++ b/fs/erofs/zpvec.h
@@ -111,11 +111,11 @@ static inline bool z_erofs_pagevec_enqueue(struct z_erofs_pagevec_ctor *ctor,
bool *occupied)
{
*occupied = false;
- if (unlikely(!ctor->next && type))
+ if (!ctor->next && type)
if (ctor->index + 1 == ctor->nr)
return false;
- if (unlikely(ctor->index >= ctor->nr))
+ if (ctor->index >= ctor->nr)
z_erofs_pagevec_ctor_pagedown(ctor, false);
/* exclusive page type must be 0 */
@@ -137,7 +137,7 @@ z_erofs_pagevec_dequeue(struct z_erofs_pagevec_ctor *ctor,
{
erofs_vtptr_t t;
- if (unlikely(ctor->index >= ctor->nr)) {
+ if (ctor->index >= ctor->nr) {
DBG_BUGON(!ctor->next);
z_erofs_pagevec_ctor_pagedown(ctor, true);
}