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| author | Thomas Gleixner <tglx@linutronix.de> | 2020-11-04 18:14:52 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-11-04 18:14:52 +0100 |
| commit | 01be83eea08d6d9f9209843e2e084505fba4053f (patch) | |
| tree | 95b456e1ac40399fd5f55b57ae0936643bea1836 /include/linux/prefetch.h | |
| parent | 45ff510517f3b1354a3d9c273ad5e5e8d08312cb (diff) | |
| parent | 9d820f68b2bdba5b2e7bf135123c3f57c5051d05 (diff) | |
Merge branch 'core/urgent' into core/entry
Pick up the entry fix before further modifications.
Diffstat (limited to 'include/linux/prefetch.h')
| -rw-r--r-- | include/linux/prefetch.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/prefetch.h b/include/linux/prefetch.h index 13eafebf3549..b83a3f944f28 100644 --- a/include/linux/prefetch.h +++ b/include/linux/prefetch.h @@ -15,6 +15,7 @@ #include <asm/processor.h> #include <asm/cache.h> +struct page; /* prefetch(x) attempts to pre-emptively get the memory pointed to by address "x" into the CPU L1 cache. @@ -62,4 +63,11 @@ static inline void prefetch_range(void *addr, size_t len) #endif } +static inline void prefetch_page_address(struct page *page) +{ +#if defined(WANT_PAGE_VIRTUAL) || defined(HASHED_PAGE_VIRTUAL) + prefetch(page); +#endif +} + #endif |