aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/msr.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-19 12:48:14 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-19 12:48:14 -0500
commit3981e152864fcc1dbbb564e1f4c0ae11a09639d2 (patch)
tree76c767a9b25e294c3cc8edd9870304b845cabdd9 /arch/x86/include/asm/msr.h
parentaac3d39693529ca538e37ebdb6ed5d6432a697c7 (diff)
parent18374d89e5fe96772102f44f535efb1198d9be08 (diff)
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, irq: Allow 0xff for /proc/irq/[n]/smp_affinity on an 8-cpu system Makefile: Unexport LC_ALL instead of clearing it x86: Fix objdump version check in arch/x86/tools/chkobjdump.awk x86: Reenable TSC sync check at boot, even with NONSTOP_TSC x86: Don't use POSIX character classes in gen-insn-attr-x86.awk Makefile: set LC_CTYPE, LC_COLLATE, LC_NUMERIC to C x86: Increase MAX_EARLY_RES; insufficient on 32-bit NUMA x86: Fix checking of SRAT when node 0 ram is not from 0 x86, cpuid: Add "volatile" to asm in native_cpuid() x86, msr: msrs_alloc/free for CONFIG_SMP=n x86, amd: Get multi-node CPU info from NodeId MSR instead of PCI config space x86: Add IA32_TSC_AUX MSR and use it x86, msr/cpuid: Register enough minors for the MSR and CPUID drivers initramfs: add missing decompressor error check bzip2: Add missing checks for malloc returning NULL bzip2/lzma/gzip: pre-boot malloc doesn't return NULL on failure
Diffstat (limited to 'arch/x86/include/asm/msr.h')
-rw-r--r--arch/x86/include/asm/msr.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 2d228fc9b4b7..c5bc4c2d33f5 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -27,6 +27,18 @@ struct msr {
27 }; 27 };
28}; 28};
29 29
30struct msr_info {
31 u32 msr_no;
32 struct msr reg;
33 struct msr *msrs;
34 int err;
35};
36
37struct msr_regs_info {
38 u32 *regs;
39 int err;
40};
41
30static inline unsigned long long native_read_tscp(unsigned int *aux) 42static inline unsigned long long native_read_tscp(unsigned int *aux)
31{ 43{
32 unsigned long low, high; 44 unsigned long low, high;
@@ -240,9 +252,9 @@ do { \
240#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \ 252#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \
241 (u32)((val) >> 32)) 253 (u32)((val) >> 32))
242 254
243#define write_tsc(val1, val2) wrmsr(0x10, (val1), (val2)) 255#define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2))
244 256
245#define write_rdtscp_aux(val) wrmsr(0xc0000103, (val), 0) 257#define write_rdtscp_aux(val) wrmsr(MSR_TSC_AUX, (val), 0)
246 258
247struct msr *msrs_alloc(void); 259struct msr *msrs_alloc(void);
248void msrs_free(struct msr *msrs); 260void msrs_free(struct msr *msrs);