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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-15 10:02:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-15 10:02:25 -0700
commit42576bee6eacda29a3193e97961ab3583a324850 (patch)
tree850f5f50941e800bd457cda268d650565ac746d6 /arch/x86/kernel/head_64.S
parentba33ea811e1ff6726abb7f8f96df38c2d7b50304 (diff)
parent25b4caf7c50e8c501310e8c515d8518b1850c948 (diff)
downloadlinux-next-42576bee6eacda29a3193e97961ab3583a324850.tar.gz
Merge branch 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 boot updates from Ingo Molnar: "Early command line options parsing enhancements from Dave Hansen, plus minor cleanups and enhancements" * 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/boot: Remove unused 'is_big_kernel' variable x86/boot: Use proper array element type in memset() size calculation x86/boot: Pass in size to early cmdline parsing x86/boot: Simplify early command line parsing x86/boot: Fix early command-line parsing when partial word matches x86/boot: Fix early command-line parsing when matching at end x86/boot: Simplify kernel load address alignment check x86/boot: Micro-optimize reset_early_page_tables()
Diffstat (limited to 'arch/x86/kernel/head_64.S')
-rw-r--r--arch/x86/kernel/head_64.S4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index 2e974680f5ad..22fbf9df61bb 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -75,9 +75,7 @@ startup_64:
subq $_text - __START_KERNEL_map, %rbp
/* Is the address not 2M aligned? */
- movq %rbp, %rax
- andl $~PMD_PAGE_MASK, %eax
- testl %eax, %eax
+ testl $~PMD_PAGE_MASK, %ebp
jnz bad_address
/*