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author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 08:09:48 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 08:09:48 +0400 |
commit | 026f149ca38adf96118d3b5fdba6977797861ce6 (patch) | |
tree | 01b35102bd44c31117d359b02e9c3d042f87322c /arch/x86/mm | |
parent | 11743a1db9956a024b9b75292614e9869abb9ec2 (diff) | |
parent | 20bf062c6575e162ede00308ca3a5714ca112009 (diff) | |
download | linux-026f149ca38adf96118d3b5fdba6977797861ce6.tar.xz |
Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86/debug changes from Ingo Molnar:
"Two init annotations and a built-in memtest speedup"
* 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/memtest: Shorten time for tests
x86: Convert a few mistaken __cpuinit annotations to __init
x86/EFI: Properly init-annotate BGRT code
Diffstat (limited to 'arch/x86/mm')
-rw-r--r-- | arch/x86/mm/memtest.c | 10 | ||||
-rw-r--r-- | arch/x86/mm/tlb.c | 2 |
2 files changed, 3 insertions, 9 deletions
diff --git a/arch/x86/mm/memtest.c b/arch/x86/mm/memtest.c index c80b9fb95734..8dabbed409ee 100644 --- a/arch/x86/mm/memtest.c +++ b/arch/x86/mm/memtest.c @@ -9,6 +9,7 @@ #include <linux/memblock.h> static u64 patterns[] __initdata = { + /* The first entry has to be 0 to leave memtest with zeroed memory */ 0, 0xffffffffffffffffULL, 0x5555555555555555ULL, @@ -110,15 +111,8 @@ void __init early_memtest(unsigned long start, unsigned long end) return; printk(KERN_INFO "early_memtest: # of tests: %d\n", memtest_pattern); - for (i = 0; i < memtest_pattern; i++) { + for (i = memtest_pattern-1; i < UINT_MAX; --i) { idx = i % ARRAY_SIZE(patterns); do_one_pass(patterns[idx], start, end); } - - if (idx > 0) { - printk(KERN_INFO "early_memtest: wipe out " - "test pattern from memory\n"); - /* additional test with pattern 0 will do this */ - do_one_pass(0, start, end); - } } diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 13a6b29e2e5d..282375f13c7e 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -335,7 +335,7 @@ static const struct file_operations fops_tlbflush = { .llseek = default_llseek, }; -static int __cpuinit create_tlb_flushall_shift(void) +static int __init create_tlb_flushall_shift(void) { debugfs_create_file("tlb_flushall_shift", S_IRUSR | S_IWUSR, arch_debugfs_dir, NULL, &fops_tlbflush); |