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| author |   Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-06-28 19:41:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-06-29 10:53:53 -0700 |
| commit | d2f07ec052ac1a720d6f1919e3dee7d73f04d495 (patch) | |
| tree | d6c0c49568697a88e1e076cf9037e38eb32f8e0f /mm/page_alloc.c | |
| parent | mm/mmzone.h: simplify is_highmem_idx() (diff) | |
| download | linux-dev-d2f07ec052ac1a720d6f1919e3dee7d73f04d495.tar.xz linux-dev-d2f07ec052ac1a720d6f1919e3dee7d73f04d495.zip | |
mm: make __dump_page static
Patch series "Constify struct page arguments".
While working on various solutions to the 32-bit struct page size
regression, one of the problems I found was the networking stack expects
to be able to pass const struct page pointers around, and the mm doesn't
provide a lot of const-friendly functions to call. The root tangle of
problems is that a lot of functions call VM_BUG_ON_PAGE(), which calls
dump_page(), which calls a lot of functions which don't take a const
struct page (but could be const).
This patch (of 6):
The only caller of __dump_page() now opencodes dump_page(), so remove it
as an externally visible symbol.
Link: https://lkml.kernel.org/r/20210416231531.2521383-1-willy@infradead.org
Link: https://lkml.kernel.org/r/20210416231531.2521383-2-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
| -rw-r--r-- | mm/page_alloc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 2bf03c76504b..4087340fca32 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -658,8 +658,7 @@ static void bad_page(struct page *page, const char *reason) pr_alert("BUG: Bad page state in process %s pfn:%05lx\n", current->comm, page_to_pfn(page)); - __dump_page(page, reason); - dump_page_owner(page); + dump_page(page, reason); print_modules(); dump_stack(); |