diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-07-24 09:15:25 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2019-09-15 22:42:33 +0200 |
| commit | 61b875e88a04fd626e68c657400f237af8afa95e (patch) | |
| tree | 649e05ab656c518c00688ee5fbf4ebfeb49d11e1 /fs/jffs2/gc.c | |
| parent | f2538f999345405f7d2e1194c0c8efa4e11f7b3a (diff) | |
jffs2: Remove jffs2_gc_fetch_page and jffs2_gc_release_page
Merge these two helpers into the only callers to get rid of some
amazingly bad calling conventions.
Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs/jffs2/gc.c')
| -rw-r--r-- | fs/jffs2/gc.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/fs/jffs2/gc.c b/fs/jffs2/gc.c index 9ed0f26cf023..373b3b7c9f44 100644 --- a/fs/jffs2/gc.c +++ b/fs/jffs2/gc.c @@ -1165,12 +1165,13 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era struct jffs2_inode_info *f, struct jffs2_full_dnode *fn, uint32_t start, uint32_t end) { + struct inode *inode = OFNI_EDONI_2SFFJ(f); struct jffs2_full_dnode *new_fn; struct jffs2_raw_inode ri; uint32_t alloclen, offset, orig_end, orig_start; int ret = 0; unsigned char *comprbuf = NULL, *writebuf; - unsigned long pg; + struct page *page; unsigned char *pg_ptr; memset(&ri, 0, sizeof(ri)); @@ -1325,15 +1326,18 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era * end up here trying to GC the *same* page that jffs2_write_begin() is * trying to write out, read_cache_page() will not deadlock. */ mutex_unlock(&f->sem); - pg_ptr = jffs2_gc_fetch_page(c, f, start, &pg); - mutex_lock(&f->sem); - - if (IS_ERR(pg_ptr)) { + page = read_cache_page(inode->i_mapping, start >> PAGE_SHIFT, + jffs2_do_readpage_unlock, inode); + if (IS_ERR(page)) { pr_warn("read_cache_page() returned error: %ld\n", - PTR_ERR(pg_ptr)); - return PTR_ERR(pg_ptr); + PTR_ERR(page)); + mutex_lock(&f->sem); + return PTR_ERR(page); } + pg_ptr = kmap(page); + mutex_lock(&f->sem); + offset = start; while(offset < orig_end) { uint32_t datalen; @@ -1396,6 +1400,7 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era } } - jffs2_gc_release_page(c, pg_ptr, &pg); + kunmap(page); + put_page(page); return ret; } |