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authorLinus Torvalds <torvalds@linux-foundation.org>2014-12-14 11:51:50 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-14 11:51:50 -0800
commit536e89ee53e9cbdec00e49ae1888bffa262043d8 (patch)
tree79f842cdd5217986204faf8d4c0aa707b64356bf /arch/x86/mm
parent9ea18f8cab5f1c36cdd0f09717e35ceb48c36a87 (diff)
parent0e58af4e1d2166e9e33375a0f121e4867010d4f8 (diff)
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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar: "Misc fixes (mainly Andy's TLS fixes), plus a cleanup" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/tls: Disallow unusual TLS segments x86/tls: Validate TLS entries to protect espfix MAINTAINERS: Add me as x86 VDSO submaintainer x86/asm: Unify segment selector defines x86/asm: Guard against building the 32/64-bit versions of the asm-offsets*.c file directly x86_64, switch_to(): Load TLS descriptors before switching DS and ES x86/mm: Use min() instead of min_t() in the e820 printout code x86/mm: Fix zone ranges boot printout x86/doc: Update documentation after file shuffling
Diffstat (limited to 'arch/x86/mm')
-rw-r--r--arch/x86/mm/init.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index 82b41d56bb98..a97ee0801475 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -703,10 +703,10 @@ void __init zone_sizes_init(void)
memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
#ifdef CONFIG_ZONE_DMA
- max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
+ max_zone_pfns[ZONE_DMA] = min(MAX_DMA_PFN, max_low_pfn);
#endif
#ifdef CONFIG_ZONE_DMA32
- max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
+ max_zone_pfns[ZONE_DMA32] = min(MAX_DMA32_PFN, max_low_pfn);
#endif
max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
#ifdef CONFIG_HIGHMEM