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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-09-09 12:23:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-09-09 12:23:41 -0700 |
| commit | 93811d94f7e9bcfeed7d6ba75ea5d9c80a70ab95 (patch) | |
| tree | ce7e4e6056b575138777793520dded9cb3638056 /arch/x86 | |
| parent | ea81e2722e55ba0269c92f266763e445dcffb973 (diff) | |
| parent | d6be118a97ce51ca84035270f91c2bccecbfac5f (diff) | |
| download | kernel_samsung_smdk4412-93811d94f7e9bcfeed7d6ba75ea5d9c80a70ab95.zip kernel_samsung_smdk4412-93811d94f7e9bcfeed7d6ba75ea5d9c80a70ab95.tar.gz kernel_samsung_smdk4412-93811d94f7e9bcfeed7d6ba75ea5d9c80a70ab95.tar.bz2 | |
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: fix memmap=exactmap boot argument
x86: disable static NOPLs on 32 bits
xen: fix 2.6.27-rc5 xen balloon driver warnings
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/Kconfig.cpu | 13 | ||||
| -rw-r--r-- | arch/x86/kernel/e820.c | 2 |
2 files changed, 9 insertions, 6 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 2c518fb..b225219 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -382,14 +382,17 @@ config X86_OOSTORE # P6_NOPs are a relatively minor optimization that require a family >= # 6 processor, except that it is broken on certain VIA chips. # Furthermore, AMD chips prefer a totally different sequence of NOPs -# (which work on all CPUs). As a result, disallow these if we're -# compiling X86_GENERIC but not X86_64 (these NOPs do work on all -# x86-64 capable chips); the list of processors in the right-hand clause -# are the cores that benefit from this optimization. +# (which work on all CPUs). In addition, it looks like Virtual PC +# does not understand them. +# +# As a result, disallow these if we're not compiling for X86_64 (these +# NOPs do work on all x86-64 capable chips); the list of processors in +# the right-hand clause are the cores that benefit from this optimization. # config X86_P6_NOP def_bool y - depends on (X86_64 || !X86_GENERIC) && (M686 || MPENTIUMII || MPENTIUMIII || MPENTIUMM || MCORE2 || MPENTIUM4 || MPSC) + depends on X86_64 + depends on (MCORE2 || MPENTIUM4 || MPSC) config X86_TSC def_bool y diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 9af8907..66e48aa 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -1203,7 +1203,7 @@ static int __init parse_memmap_opt(char *p) if (!p) return -EINVAL; - if (!strcmp(p, "exactmap")) { + if (!strncmp(p, "exactmap", 8)) { #ifdef CONFIG_CRASH_DUMP /* * If we are doing a crash dump, we still need to know |