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author | Hauke Mehrtens <hauke@hauke-m.de> | 2015-09-13 13:09:15 +0200 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2015-11-15 22:12:50 +0100 |
commit | 05817a0b96d5ef4ba561d0d9da8e325c7a7436e0 (patch) | |
tree | 8669b36713a8ff0456939457afa6d133ef98a0f8 | |
parent | 907244a8812becdbb38d28f32a09b462a0560985 (diff) |
header: add page_is_pfmemalloc()
Upstream commit: 2fdda07a83179d14f41a15bf88ae396dae9d218d
This adds page_is_pfmemalloc() which is used by the igb driver.
The direct access to page->pfmemalloc was replaced by this function
call in 54d985ce23 upstream commit.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
-rw-r--r-- | backport/backport-include/linux/mm.h | 9 | ||||
-rw-r--r-- | patches/collateral-evolutions/network/0049-no-pfmemalloc/no-pfmemalloc.cocci | 2 |
2 files changed, 10 insertions, 1 deletions
diff --git a/backport/backport-include/linux/mm.h b/backport/backport-include/linux/mm.h index 96be9e6f..ddb88134 100644 --- a/backport/backport-include/linux/mm.h +++ b/backport/backport-include/linux/mm.h @@ -95,4 +95,13 @@ static inline unsigned long *frame_vector_pfns(struct frame_vector *vec) } #endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0) && \ + LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0) +#define page_is_pfmemalloc LINUX_BACKPORT(page_is_pfmemalloc) +static inline bool page_is_pfmemalloc(struct page *page) +{ + return page->pfmemalloc; +} +#endif /* < 4.2 */ + #endif /* __BACKPORT_MM_H */ diff --git a/patches/collateral-evolutions/network/0049-no-pfmemalloc/no-pfmemalloc.cocci b/patches/collateral-evolutions/network/0049-no-pfmemalloc/no-pfmemalloc.cocci index bbc12012..5c6dd242 100644 --- a/patches/collateral-evolutions/network/0049-no-pfmemalloc/no-pfmemalloc.cocci +++ b/patches/collateral-evolutions/network/0049-no-pfmemalloc/no-pfmemalloc.cocci @@ -4,6 +4,6 @@ expression E1; @@ return E1 +#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0) - || page->pfmemalloc + || page_is_pfmemalloc(page) +#endif /* if LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0) */ ; |