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authorDan Williams <dan.j.williams@intel.com>2015-10-06 03:35:55 +0300
committerDan Williams <dan.j.williams@intel.com>2015-10-10 00:00:33 +0300
commit7c683941f30a977c10ec6be174ec5f16939c7ce5 (patch)
treed63025ea6a08b89a9bcc0db8a5a256e70610d4ec /include/linux/device.h
parentb36f47617f6ce7c5e8e7c264b9d9ea0654d9f20a (diff)
downloadlinux-7c683941f30a977c10ec6be174ec5f16939c7ce5.tar.xz
devm: make allocations numa aware by default
Given we already have a device just use dev_to_node() to provide hint allocations for devres. However, current devres_alloc() users will need to explicitly opt-in with devres_alloc_node(). Reviewed-by: Tejun Heo <tj@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/linux/device.h')
-rw-r--r--include/linux/device.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 5d7bc6349930..b8f411b57dcb 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -604,13 +604,21 @@ typedef void (*dr_release_t)(struct device *dev, void *res);
typedef int (*dr_match_t)(struct device *dev, void *res, void *match_data);
#ifdef CONFIG_DEBUG_DEVRES
-extern void *__devres_alloc(dr_release_t release, size_t size, gfp_t gfp,
- const char *name);
+extern void *__devres_alloc_node(dr_release_t release, size_t size, gfp_t gfp,
+ int nid, const char *name);
#define devres_alloc(release, size, gfp) \
- __devres_alloc(release, size, gfp, #release)
+ __devres_alloc_node(release, size, gfp, NUMA_NO_NODE, #release)
+#define devres_alloc_node(release, size, gfp, nid) \
+ __devres_alloc_node(release, size, gfp, nid, #release)
#else
-extern void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp);
+extern void *devres_alloc_node(dr_release_t release, size_t size, gfp_t gfp,
+ int nid);
+static inline void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp)
+{
+ return devres_alloc_node(release, size, gfp, NUMA_NO_NODE);
+}
#endif
+
extern void devres_for_each_res(struct device *dev, dr_release_t release,
dr_match_t match, void *match_data,
void (*fn)(struct device *, void *, void *),