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| author | Christoph Hellwig <hch@lst.de> | 2016-12-12 16:44:01 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-12 18:55:08 -0800 |
| commit | c8eef01e2f98e09a6733f2acdc675b4cf87a22a1 (patch) | |
| tree | 239d079bbae20620382741468ee782d140196888 /mm/vmalloc.c | |
| parent | b53889987862b69179560e50992f7ea8a5eb61ed (diff) | |
| download | linux-0-day-c8eef01e2f98e09a6733f2acdc675b4cf87a22a1.tar.gz linux-0-day-c8eef01e2f98e09a6733f2acdc675b4cf87a22a1.tar.xz | |
mm: remove free_unmap_vmap_area_noflush()
Patch series "reduce latency in __purge_vmap_area_lazy", v2.
This patch (of 10):
Sort out the long lock hold times in __purge_vmap_area_lazy. It is
based on a patch from Joel.
Inline free_unmap_vmap_area_noflush() it into the only caller.
Link: http://lkml.kernel.org/r/1479474236-4139-2-git-send-email-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Jisheng Zhang <jszhang@marvell.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Joel Fernandes <joelaf@google.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: John Dias <joaodias@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmalloc.c')
| -rw-r--r-- | mm/vmalloc.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index e73948afac70e..c3261143a0af9 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -711,22 +711,13 @@ static void free_vmap_area_noflush(struct vmap_area *va) } /* - * Free and unmap a vmap area, caller ensuring flush_cache_vunmap had been - * called for the correct range previously. - */ -static void free_unmap_vmap_area_noflush(struct vmap_area *va) -{ - unmap_vmap_area(va); - free_vmap_area_noflush(va); -} - -/* * Free and unmap a vmap area */ static void free_unmap_vmap_area(struct vmap_area *va) { flush_cache_vunmap(va->va_start, va->va_end); - free_unmap_vmap_area_noflush(va); + unmap_vmap_area(va); + free_vmap_area_noflush(va); } static struct vmap_area *find_vmap_area(unsigned long addr) |