UPSTREAM: mm/sl[uo]b: export __kmalloc_track(_node)_caller
slab does this already, and I want to use this in a memory allocation
tracker in drm for stuff that's tied to the lifetime of a drm_device,
not the underlying struct device. Kinda like devres, but for drm.
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org
Link: https://patchwork.freedesktop.org/patch/msgid/20200323144950.3018436-2-daniel.vetter@ffwll.ch
(cherry picked from commit fd7cb5753ef49964ea9db5121c3fc9a4ec21ed8e)
Bug: 163141236
Signed-off-by: Alistair Delva <adelva@google.com>
Change-Id: I10790befc779311a5f2ee441e4d073e51a5a7a62
diff --git a/mm/slob.c b/mm/slob.c
index eac04d4..e6e7137 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -472,6 +472,7 @@
{
return __do_kmalloc_node(size, gfp, NUMA_NO_NODE, caller);
}
+EXPORT_SYMBOL(__kmalloc_track_caller);
#ifdef CONFIG_NUMA
void *__kmalloc_node_track_caller(size_t size, gfp_t gfp,
@@ -479,6 +480,7 @@
{
return __do_kmalloc_node(size, gfp, node, caller);
}
+EXPORT_SYMBOL(__kmalloc_node_track_caller);
#endif
void kfree(const void *block)
diff --git a/mm/slub.c b/mm/slub.c
index 8fa15a0..ea4a675 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4282,6 +4282,7 @@
return ret;
}
+EXPORT_SYMBOL(__kmalloc_track_caller);
#ifdef CONFIG_NUMA
void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
@@ -4312,6 +4313,7 @@
return ret;
}
+EXPORT_SYMBOL(__kmalloc_node_track_caller);
#endif
#ifdef CONFIG_SYSFS