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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-28 12:57:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-28 12:57:01 -0700
commita947e23a8ec04bccbfe98c5a2d64cd1f88b612d5 (patch)
treed64bfae3af141014e93b32036ee8cb3202655ecc /arch/x86/platform/uv/uv_time.c
parent08a8b79600101fd6e13dcf05409b330e7f5b0478 (diff)
parent9a3865b185e77d1a4ca2d8356e37c19b78168961 (diff)
downloadlinux-a947e23a8ec04bccbfe98c5a2d64cd1f88b612d5.tar.bz2
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, asm: Clean up desc.h a bit x86, amd: Do not enable ARAT feature on AMD processors below family 0x12 x86: Move do_page_fault()'s error path under unlikely() x86, efi: Retain boot service code until after switching to virtual mode x86: Remove unnecessary check in detect_ht() x86: Reorder mm_context_t to remove x86_64 alignment padding and thus shrink mm_struct x86, UV: Clean up uv_tlb.c x86, UV: Add support for SGI UV2 hub chip x86, cpufeature: Update CPU feature RDRND to RDRAND
Diffstat (limited to 'arch/x86/platform/uv/uv_time.c')
-rw-r--r--arch/x86/platform/uv/uv_time.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/x86/platform/uv/uv_time.c b/arch/x86/platform/uv/uv_time.c
index 0eb90184515f..9f29a01ee1b3 100644
--- a/arch/x86/platform/uv/uv_time.c
+++ b/arch/x86/platform/uv/uv_time.c
@@ -99,8 +99,12 @@ static void uv_rtc_send_IPI(int cpu)
/* Check for an RTC interrupt pending */
static int uv_intr_pending(int pnode)
{
- return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) &
- UVH_EVENT_OCCURRED0_RTC1_MASK;
+ if (is_uv1_hub())
+ return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) &
+ UV1H_EVENT_OCCURRED0_RTC1_MASK;
+ else
+ return uv_read_global_mmr64(pnode, UV2H_EVENT_OCCURRED2) &
+ UV2H_EVENT_OCCURRED2_RTC_1_MASK;
}
/* Setup interrupt and return non-zero if early expiration occurred. */
@@ -114,8 +118,12 @@ static int uv_setup_intr(int cpu, u64 expires)
UVH_RTC1_INT_CONFIG_M_MASK);
uv_write_global_mmr64(pnode, UVH_INT_CMPB, -1L);
- uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS,
- UVH_EVENT_OCCURRED0_RTC1_MASK);
+ if (is_uv1_hub())
+ uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS,
+ UV1H_EVENT_OCCURRED0_RTC1_MASK);
+ else
+ uv_write_global_mmr64(pnode, UV2H_EVENT_OCCURRED2_ALIAS,
+ UV2H_EVENT_OCCURRED2_RTC_1_MASK);
val = (X86_PLATFORM_IPI_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) |
((u64)apicid << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT);