diff options
| author | Hyeonggon Yoo <42.hyeyoo@gmail.com> | 2024-12-17 00:04:39 +0900 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-01-25 20:22:34 -0800 |
| commit | acaf41841e96170daa49df8d5b4633305f53e766 (patch) | |
| tree | b121b94dc0ee02852c4301d39a92f9b68f0e6fdd /mm/zsmalloc.c | |
| parent | 76fb5d9981be026bc78662e3d62ecfced78a5852 (diff) | |
| download | tip-acaf41841e96170daa49df8d5b4633305f53e766.tar.gz | |
mm/zsmalloc: convert init_zspage() to use zpdesc
Replace get_first/next_page func series and kmap_atomic to new helper, no
functional change.
Link: https://lkml.kernel.org/r/20241216150450.1228021-9-42.hyeyoo@gmail.com
Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Signed-off-by: Alex Shi <alexs@kernel.org>
Acked-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Tested-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/zsmalloc.c')
| -rw-r--r-- | mm/zsmalloc.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index a3e2e596b4f347..83d48cffe96fc1 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -925,16 +925,16 @@ static void init_zspage(struct size_class *class, struct zspage *zspage) { unsigned int freeobj = 1; unsigned long off = 0; - struct page *page = get_first_page(zspage); + struct zpdesc *zpdesc = get_first_zpdesc(zspage); - while (page) { - struct page *next_page; + while (zpdesc) { + struct zpdesc *next_zpdesc; struct link_free *link; void *vaddr; - set_first_obj_offset(page, off); + set_first_obj_offset(zpdesc_page(zpdesc), off); - vaddr = kmap_local_page(page); + vaddr = kmap_local_zpdesc(zpdesc); link = (struct link_free *)vaddr + off / sizeof(*link); while ((off += class->size) < PAGE_SIZE) { @@ -947,8 +947,8 @@ static void init_zspage(struct size_class *class, struct zspage *zspage) * page, which must point to the first object on the next * page (if present) */ - next_page = get_next_page(page); - if (next_page) { + next_zpdesc = get_next_zpdesc(zpdesc); + if (next_zpdesc) { link->next = freeobj++ << OBJ_TAG_BITS; } else { /* @@ -958,7 +958,7 @@ static void init_zspage(struct size_class *class, struct zspage *zspage) link->next = -1UL << OBJ_TAG_BITS; } kunmap_local(vaddr); - page = next_page; + zpdesc = next_zpdesc; off %= PAGE_SIZE; } |