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bcachefs: Add pagecache_add lock to buffered IO path, fault path

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2019-10-18 18:24:26 -04:00 committed by Kent Overstreet
parent 6d01598ecd
commit 1b783a690d
1 changed files with 2 additions and 2 deletions
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4
fs/bcachefs/fs-io.c
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@ -571,13 +571,13 @@ vm_fault_t bch2_page_mkwrite(struct vm_fault *vmf)
} }
bch2_set_page_dirty(c, inode, page, &res, 0, len); bch2_set_page_dirty(c, inode, page, &res, 0, len);
bch2_page_reservation_put(c, inode, &res);
wait_for_stable_page(page); wait_for_stable_page(page);
out: out:
bch2_pagecache_add_put(&inode->ei_pagecache_lock); bch2_pagecache_add_put(&inode->ei_pagecache_lock);
sb_end_pagefault(inode->v.i_sb); sb_end_pagefault(inode->v.i_sb);
bch2_page_reservation_put(c, inode, &res);
return ret; return ret;
} }