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vmscan: change shrinker API by passing shrink_control struct

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Change each shrinker's API by consolidating the existing parameters into
shrink_control struct.  This will simplify any further features added w/o
touching each file of shrinker.

[[email protected]: fix build]
[[email protected]: fix warning]
[[email protected]: fix up new shrinker API]
[[email protected]: fix xfs warning]
[[email protected]: update gfs2]
Signed-off-by: Ying Han <[email protected]>
Cc: KOSAKI Motohiro <[email protected]>
Cc: Minchan Kim <[email protected]>
Acked-by: Pavel Emelyanov <[email protected]>
Cc: KAMEZAWA Hiroyuki <[email protected]>
Cc: Mel Gorman <[email protected]>
Acked-by: Rik van Riel <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: Steven Whitehouse <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Ying Han 2011-05-24 17:12:27 -07:00 • committed by Linus Torvalds
commit 1495f230fa
21 changed files with 95 additions and 61 deletions
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9
drivers/gpu/drm/i915/i915_gem.c
View file

@ -56,9 +56,7 @@ static int i915_gem_phys_pwrite(struct drm_device *dev,
static void i915_gem_free_object_tail(struct drm_i915_gem_object *obj);
static int i915_gem_inactive_shrink(struct shrinker *shrinker,
int nr_to_scan,
gfp_t gfp_mask);
struct shrink_control *sc);
/* some bookkeeping */
static void i915_gem_info_add_obj(struct drm_i915_private *dev_priv,
@ -4092,9 +4090,7 @@ i915_gpu_is_active(struct drm_device *dev)
}
static int
i915_gem_inactive_shrink(struct shrinker *shrinker,
int nr_to_scan,
gfp_t gfp_mask)
i915_gem_inactive_shrink(struct shrinker *shrinker, struct shrink_control *sc)
{
struct drm_i915_private *dev_priv =
container_of(shrinker,
@ -4102,6 +4098,7 @@ i915_gem_inactive_shrink(struct shrinker *shrinker,
mm.inactive_shrinker);
struct drm_device *dev = dev_priv->dev;
struct drm_i915_gem_object *obj, *next;
int nr_to_scan = sc->nr_to_scan;
int cnt;
if (!mutex_trylock(&dev->struct_mutex))

4
drivers/gpu/drm/ttm/ttm_page_alloc.c
View file

@ -395,12 +395,14 @@ static int ttm_pool_get_num_unused_pages(void)
/**
* Callback for mm to request pool to reduce number of page held.
*/
static int ttm_pool_mm_shrink(struct shrinker *shrink, int shrink_pages, gfp_t gfp_mask)
static int ttm_pool_mm_shrink(struct shrinker *shrink,
struct shrink_control *sc)
{
static atomic_t start_pool = ATOMIC_INIT(0);
unsigned i;
unsigned pool_offset = atomic_add_return(1, &start_pool);
struct ttm_page_pool *pool;
int shrink_pages = sc->nr_to_scan;
pool_offset = pool_offset % NUM_POOLS;
/* select start pool in round robin fashion */