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| author | Gao Xiang <hsiangkao@linux.alibaba.com> | 2023-08-17 16:28:10 +0800 |
|---|---|---|
| committer | Gao Xiang <hsiangkao@linux.alibaba.com> | 2023-08-23 23:45:49 +0800 |
| commit | 9a05c6a8bc26138d34e87b39e6a815603bc2a66c (patch) | |
| tree | bbb34bf9887c29794ee1ab22971fff0f12d825b8 /fs | |
| parent | e4c1cf523d820730a86cae2c6d55924833b6f7ac (diff) | |
| download | linux-stable-9a05c6a8bc26138d34e87b39e6a815603bc2a66c.tar.gz linux-stable-9a05c6a8bc26138d34e87b39e6a815603bc2a66c.tar.bz2 linux-stable-9a05c6a8bc26138d34e87b39e6a815603bc2a66c.zip | |
erofs: drop z_erofs_page_mark_eio()
It can be folded into z_erofs_onlinepage_endio() to simplify the code.
Reviewed-by: Yue Hu <huyue2@coolpad.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230817082813.81180-5-hsiangkao@linux.alibaba.com
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/erofs/zdata.c | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c index 6c78566efb92..82834e302fb4 100644 --- a/fs/erofs/zdata.c +++ b/fs/erofs/zdata.c @@ -143,22 +143,17 @@ static inline void z_erofs_onlinepage_split(struct page *page) atomic_inc((atomic_t *)&page->private); } -static inline void z_erofs_page_mark_eio(struct page *page) +static void z_erofs_onlinepage_endio(struct page *page, int err) { - int orig; + int orig, v; + + DBG_BUGON(!PagePrivate(page)); do { orig = atomic_read((atomic_t *)&page->private); - } while (atomic_cmpxchg((atomic_t *)&page->private, orig, - orig | Z_EROFS_PAGE_EIO) != orig); -} - -static inline void z_erofs_onlinepage_endio(struct page *page) -{ - unsigned int v; + v = (orig - 1) | (err ? Z_EROFS_PAGE_EIO : 0); + } while (atomic_cmpxchg((atomic_t *)&page->private, orig, v) != orig); - DBG_BUGON(!PagePrivate(page)); - v = atomic_dec_return((atomic_t *)&page->private); if (!(v & ~Z_EROFS_PAGE_EIO)) { set_page_private(page, 0); ClearPagePrivate(page); @@ -1067,9 +1062,7 @@ next_part: goto repeat; out: - if (err) - z_erofs_page_mark_eio(page); - z_erofs_onlinepage_endio(page); + z_erofs_onlinepage_endio(page, err); return err; } @@ -1172,9 +1165,7 @@ static void z_erofs_fill_other_copies(struct z_erofs_decompress_backend *be, cur += len; } kunmap_local(dst); - if (err) - z_erofs_page_mark_eio(bvi->bvec.page); - z_erofs_onlinepage_endio(bvi->bvec.page); + z_erofs_onlinepage_endio(bvi->bvec.page, err); list_del(p); kfree(bvi); } @@ -1345,9 +1336,7 @@ out: /* recycle all individual short-lived pages */ if (z_erofs_put_shortlivedpage(be->pagepool, page)) continue; - if (err) - z_erofs_page_mark_eio(page); - z_erofs_onlinepage_endio(page); + z_erofs_onlinepage_endio(page, err); } if (be->decompressed_pages != be->onstack_pages) |