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authorLinus Torvalds <torvalds@linux-foundation.org>2015-11-10 23:07:22 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-10 23:07:22 +0300
commit264015f8a83fefc62c5125d761fbbadf924e520c (patch)
tree6a0602761abb3d866471861a7128a5177a855fd0 /drivers/base
parentd55fc37856244c929965c190c8e9dcb49e2c07aa (diff)
parentab27a8d04b32b6ee8c30c14c4afd1058e8addc82 (diff)
downloadlinux-264015f8a83fefc62c5125d761fbbadf924e520c.tar.xz
Merge tag 'libnvdimm-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm updates from Dan Williams: "Outside of the new ACPI-NFIT hot-add support this pull request is more notable for what it does not contain, than what it does. There were a handful of development topics this cycle, dax get_user_pages, dax fsync, and raw block dax, that need more more iteration and will wait for 4.5. The patches to make devm and the pmem driver NUMA aware have been in -next for several weeks. The hot-add support has not, but is contained to the NFIT driver and is passing unit tests. The coredump support is straightforward and was looked over by Jeff. All of it has received a 0day build success notification across 107 configs. Summary: - Add support for the ACPI 6.0 NFIT hot add mechanism to process updates of the NFIT at runtime. - Teach the coredump implementation how to filter out DAX mappings. - Introduce NUMA hints for allocations made by the pmem driver, and as a side effect all devm allocations now hint their NUMA node by default" * tag 'libnvdimm-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: coredump: add DAX filtering for FDPIC ELF coredumps coredump: add DAX filtering for ELF coredumps acpi: nfit: Add support for hot-add nfit: in acpi_nfit_init, break on a 0-length table pmem, memremap: convert to numa aware allocations devm_memremap_pages: use numa_mem_id devm: make allocations numa aware by default devm_memremap: convert to return ERR_PTR devm_memunmap: use devres_release() pmem: kill memremap_pmem() x86, mm: quiet arch_add_memory()
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/devres.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/base/devres.c b/drivers/base/devres.c
index 875464690117..8fc654f0807b 100644
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -82,12 +82,12 @@ static struct devres_group * node_to_group(struct devres_node *node)
}
static __always_inline struct devres * alloc_dr(dr_release_t release,
- size_t size, gfp_t gfp)
+ size_t size, gfp_t gfp, int nid)
{
size_t tot_size = sizeof(struct devres) + size;
struct devres *dr;
- dr = kmalloc_track_caller(tot_size, gfp);
+ dr = kmalloc_node_track_caller(tot_size, gfp, nid);
if (unlikely(!dr))
return NULL;
@@ -106,24 +106,25 @@ static void add_dr(struct device *dev, struct devres_node *node)
}
#ifdef CONFIG_DEBUG_DEVRES
-void * __devres_alloc(dr_release_t release, size_t size, gfp_t gfp,
+void * __devres_alloc_node(dr_release_t release, size_t size, gfp_t gfp, int nid,
const char *name)
{
struct devres *dr;
- dr = alloc_dr(release, size, gfp | __GFP_ZERO);
+ dr = alloc_dr(release, size, gfp | __GFP_ZERO, nid);
if (unlikely(!dr))
return NULL;
set_node_dbginfo(&dr->node, name, size);
return dr->data;
}
-EXPORT_SYMBOL_GPL(__devres_alloc);
+EXPORT_SYMBOL_GPL(__devres_alloc_node);
#else
/**
* devres_alloc - Allocate device resource data
* @release: Release function devres will be associated with
* @size: Allocation size
* @gfp: Allocation flags
+ * @nid: NUMA node
*
* Allocate devres of @size bytes. The allocated area is zeroed, then
* associated with @release. The returned pointer can be passed to
@@ -132,16 +133,16 @@ EXPORT_SYMBOL_GPL(__devres_alloc);
* RETURNS:
* Pointer to allocated devres on success, NULL on failure.
*/
-void * devres_alloc(dr_release_t release, size_t size, gfp_t gfp)
+void * devres_alloc_node(dr_release_t release, size_t size, gfp_t gfp, int nid)
{
struct devres *dr;
- dr = alloc_dr(release, size, gfp | __GFP_ZERO);
+ dr = alloc_dr(release, size, gfp | __GFP_ZERO, nid);
if (unlikely(!dr))
return NULL;
return dr->data;
}
-EXPORT_SYMBOL_GPL(devres_alloc);
+EXPORT_SYMBOL_GPL(devres_alloc_node);
#endif
/**
@@ -776,7 +777,7 @@ void * devm_kmalloc(struct device *dev, size_t size, gfp_t gfp)
struct devres *dr;
/* use raw alloc_dr for kmalloc caller tracing */
- dr = alloc_dr(devm_kmalloc_release, size, gfp);
+ dr = alloc_dr(devm_kmalloc_release, size, gfp, dev_to_node(dev));
if (unlikely(!dr))
return NULL;