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authorColin Cross <ccross@android.com>2011-12-20 16:49:53 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2011-12-21 13:40:24 -0800
commit33e8fc463eeec29227282e4bd2082f5928d629a5 (patch)
tree18bc6593ef44cddfe7bfa32d20df04f007e9348c /drivers/staging
parent5154b93b8eceb57bdab4e77030bf21ead15b42e4 (diff)
ashmem: Fix arguments to ashmem_shrink
The arguments to shrink functions have changed, update ashmem_shrink to match. Signed-off-by: Colin Cross <ccross@android.com> [jstultz: tweaked commit subject] CC: Brian Swetland <swetland@google.com> CC: Colin Cross <ccross@android.com> CC: Arve Hjønnevåg <arve@android.com> CC: Dima Zavin <dima@android.com> CC: Robert Love <rlove@google.com> Signed-off-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging')
-rw-r--r--drivers/staging/android/ashmem.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index 777e2b257d4..a78ba21e02b 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -355,14 +355,14 @@ out:
* chunks of ashmem regions LRU-wise one-at-a-time until we hit 'nr_to_scan'
* pages freed.
*/
-static int ashmem_shrink(struct shrinker *s, int nr_to_scan, gfp_t gfp_mask)
+static int ashmem_shrink(struct shrinker *s, struct shrink_control *sc)
{
struct ashmem_range *range, *next;
/* We might recurse into filesystem code, so bail out if necessary */
- if (nr_to_scan && !(gfp_mask & __GFP_FS))
+ if (sc->nr_to_scan && !(sc->gfp_mask & __GFP_FS))
return -1;
- if (!nr_to_scan)
+ if (!sc->nr_to_scan)
return lru_count;
mutex_lock(&ashmem_mutex);
@@ -375,8 +375,8 @@ static int ashmem_shrink(struct shrinker *s, int nr_to_scan, gfp_t gfp_mask)
range->purged = ASHMEM_WAS_PURGED;
lru_del(range);
- nr_to_scan -= range_size(range);
- if (nr_to_scan <= 0)
+ sc->nr_to_scan -= range_size(range);
+ if (sc->nr_to_scan <= 0)
break;
}
mutex_unlock(&ashmem_mutex);
@@ -670,8 +670,13 @@ static long ashmem_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case ASHMEM_PURGE_ALL_CACHES:
ret = -EPERM;
if (capable(CAP_SYS_ADMIN)) {
- ret = ashmem_shrink(&ashmem_shrinker, 0, GFP_KERNEL);
- ashmem_shrink(&ashmem_shrinker, ret, GFP_KERNEL);
+ struct shrink_control sc = {
+ .gfp_mask = GFP_KERNEL,
+ .nr_to_scan = 0,
+ };
+ ret = ashmem_shrink(&ashmem_shrinker, &sc);
+ sc.nr_to_scan = ret;
+ ashmem_shrink(&ashmem_shrinker, &sc);
}
break;
}