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| author |   Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-10-04 14:46:34 +0100 |
|---|---|---|
| committer |   Vlastimil Babka <vbabka@suse.cz> | 2022-01-06 12:26:01 +0100 |
| commit | fb012e278dbfc80194bf34c7ade4f261bbc747ea (patch) | |
| tree | 2c252b69be67599b57983b8ecfd680eef6562e16 /mm | |
| parent | mm/slub: Convert __slab_lock() and __slab_unlock() to struct slab (diff) | |
| download | linux-dev-fb012e278dbfc80194bf34c7ade4f261bbc747ea.tar.xz linux-dev-fb012e278dbfc80194bf34c7ade4f261bbc747ea.zip | |
mm/slub: Convert print_page_info() to print_slab_info()
Improve the type safety and prepare for further conversion. For flags
access, convert to folio internally.
[ vbabka@suse.cz: access flags via folio_flags() ]
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Roman Gushchin <guro@fb.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slub.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/mm/slub.c b/mm/slub.c index 14550e7bee71..d3e9e322b4e2 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -788,12 +788,13 @@ void print_tracking(struct kmem_cache *s, void *object) print_track("Freed", get_track(s, object, TRACK_FREE), pr_time); } -static void print_page_info(struct page *page) +static void print_slab_info(const struct slab *slab) { - pr_err("Slab 0x%p objects=%u used=%u fp=0x%p flags=%pGp\n", - page, page->objects, page->inuse, page->freelist, - &page->flags); + struct folio *folio = (struct folio *)slab_folio(slab); + pr_err("Slab 0x%p objects=%u used=%u fp=0x%p flags=%pGp\n", + slab, slab->objects, slab->inuse, slab->freelist, + folio_flags(folio, 0)); } static void slab_bug(struct kmem_cache *s, char *fmt, ...) @@ -833,7 +834,7 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p) print_tracking(s, p); - print_page_info(page); + print_slab_info(page_slab(page)); pr_err("Object 0x%p @offset=%tu fp=0x%p\n\n", p, p - addr, get_freepointer(s, p)); @@ -903,7 +904,7 @@ static __printf(3, 4) void slab_err(struct kmem_cache *s, struct page *page, vsnprintf(buf, sizeof(buf), fmt, args); va_end(args); slab_bug(s, "%s", buf); - print_page_info(page); + print_slab_info(page_slab(page)); dump_stack(); add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } |