diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-02-25 17:18:41 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-02-26 09:41:01 -0800 |
| commit | 0f2f89b6de32de49373040eb4ee9d6bc1930ae5a (patch) | |
| tree | 18457106c2df3532b0048bdbebed5b811b9daf4f /mm | |
| parent | 4be408cec257d1156d35647db57726f5ef977630 (diff) | |
mm/dmapool: use might_alloc()
Now that my little helper has landed, use it more. On top of the existing
check this also uses lockdep through the fs_reclaim annotations.
Link: https://lkml.kernel.org/r/20210113135009.3606813-1-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/dmapool.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/dmapool.c b/mm/dmapool.c index a97c97232337..f3791532fef2 100644 --- a/mm/dmapool.c +++ b/mm/dmapool.c @@ -28,6 +28,7 @@ #include <linux/mutex.h> #include <linux/poison.h> #include <linux/sched.h> +#include <linux/sched/mm.h> #include <linux/slab.h> #include <linux/stat.h> #include <linux/spinlock.h> @@ -319,7 +320,7 @@ void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags, size_t offset; void *retval; - might_sleep_if(gfpflags_allow_blocking(mem_flags)); + might_alloc(mem_flags); spin_lock_irqsave(&pool->lock, flags); list_for_each_entry(page, &pool->page_list, page_list) { |