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erofs: fold in should_decompress_synchronously() 

should_decompress_synchronously() has one single condition
for now, so fold it instead.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20200919072730.24989-2-hsiangkao@redhat.com
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
This commit is contained in:
Gao Xiang 2020-09-19 15:27:29 +08:00
parent 6c3e485ea3
commit bf9a123b9c
1 changed files with 3 additions and 9 deletions
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12
fs/erofs/zdata.c
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@ -1294,24 +1294,18 @@ static int z_erofs_readpage(struct file *file, struct page *page)
return err; return err;
} }
static bool should_decompress_synchronously(struct erofs_sb_info *sbi,
unsigned int nr)
{
return nr <= sbi->ctx.max_sync_decompress_pages;
}
static void z_erofs_readahead(struct readahead_control *rac) static void z_erofs_readahead(struct readahead_control *rac)
{ {
struct inode *const inode = rac->mapping->host; struct inode *const inode = rac->mapping->host;
struct erofs_sb_info *const sbi = EROFS_I_SB(inode); struct erofs_sb_info *const sbi = EROFS_I_SB(inode);
bool sync = should_decompress_synchronously(sbi, readahead_count(rac)); unsigned int nr_pages = readahead_count(rac);
bool sync = (nr_pages <= sbi->ctx.max_sync_decompress_pages);
struct z_erofs_decompress_frontend f = DECOMPRESS_FRONTEND_INIT(inode); struct z_erofs_decompress_frontend f = DECOMPRESS_FRONTEND_INIT(inode);
struct page *page, *head = NULL; struct page *page, *head = NULL;
LIST_HEAD(pagepool); LIST_HEAD(pagepool);
trace_erofs_readpages(inode, readahead_index(rac), trace_erofs_readpages(inode, readahead_index(rac), nr_pages, false);
readahead_count(rac), false);
f.headoffset = readahead_pos(rac); f.headoffset = readahead_pos(rac);