Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

* '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

diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 2c518fbc52ece13221e587ee71f11c81a4d5cec7..b225219c448ca4cc44c7de2402b8c894e8b5da3e 100644 (file)
--- 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 9af89078f7bb0cb2b6ce7ed958c9483b24d4402e..66e48aa2dd1b4dae8739f69841337386cc670889 100644 (file)
--- 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

diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index d4427cb869791cd0f1b910f5371f78aefe42c626..2e15da5459cf6bd5b0e144a0fef70cccfa6549c3 100644 (file)
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -60,7 +60,7 @@
 
 #define PAGES2KB(_p) ((_p)<<(PAGE_SHIFT-10))
 
-#define BALLOON_CLASS_NAME "memory"
+#define BALLOON_CLASS_NAME "xen_memory"
 
 struct balloon_stats {
        /* We aim for 'current allocation' == 'target allocation'. */