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authorMichael Ellerman <mpe@ellerman.id.au>2015-03-30 14:10:37 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2015-04-10 20:02:48 +1000
commitf691fa1080c37c48da0cdfeae082c3bef5df2643 (patch)
treefc961091a54c1be106c320108b231b340a979888 /arch/powerpc/mm/mem.c
parent4f9c53c8cc76ed84e3bb0cca8c4ffa2b170d0239 (diff)
downloadlinux-f691fa1080c37c48da0cdfeae082c3bef5df2643.tar.gz
powerpc: Replace mem_init_done with slab_is_available()
We have a powerpc specific global called mem_init_done which is "set on boot once kmalloc can be called". But that's not *quite* true. We set it at the bottom of mem_init(), and rely on the fact that mm_init() calls kmem_cache_init() immediately after that, and nothing is running in parallel. So replace it with the generic and 100% correct slab_is_available(). Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/mem.c')
-rw-r--r--arch/powerpc/mm/mem.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index b7285a5870f86..45fda71feb274 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -61,7 +61,6 @@
#define CPU_FTR_NOEXECUTE 0
#endif
-int mem_init_done;
unsigned long long memory_limit;
#ifdef CONFIG_HIGHMEM
@@ -377,8 +376,6 @@ void __init mem_init(void)
pr_info(" * 0x%08lx..0x%08lx : vmalloc & ioremap\n",
VMALLOC_START, VMALLOC_END);
#endif /* CONFIG_PPC32 */
-
- mem_init_done = 1;
}
void free_initmem(void)