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authorLinus Torvalds <torvalds@linux-foundation.org>2018-03-31 07:50:30 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2018-03-31 07:50:30 -1000
commitad0500ca87894cb44091b24cf6ead02e51576df9 (patch)
tree1ef2ad95c7e37de7304e65595f35201fdeca338e
parent93e04d4ad7c567f87388dd0338df7d8878ab65e9 (diff)
parentbd47a85acd727e27b7283daff557865ad04c59f6 (diff)
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar: "Two UV platform fixes, and a kbuild fix" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/platform/UV: Fix critical UV MMR address error x86/platform/uv/BAU: Add APIC idt entry x86/purgatory: Avoid creating stray .<pid>.d files, remove -MD from KBUILD_CFLAGS
-rw-r--r--arch/x86/include/asm/hw_irq.h1
-rw-r--r--arch/x86/include/asm/uv/uv_mmrs.h2
-rw-r--r--arch/x86/kernel/idt.c3
-rw-r--r--arch/x86/platform/uv/tlb_uv.c2
-rw-r--r--arch/x86/purgatory/Makefile2
5 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 2851077b6051..32e666e1231e 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -36,6 +36,7 @@ extern asmlinkage void kvm_posted_intr_wakeup_ipi(void);
extern asmlinkage void kvm_posted_intr_nested_ipi(void);
extern asmlinkage void error_interrupt(void);
extern asmlinkage void irq_work_interrupt(void);
+extern asmlinkage void uv_bau_message_intr1(void);
extern asmlinkage void spurious_interrupt(void);
extern asmlinkage void thermal_interrupt(void);
diff --git a/arch/x86/include/asm/uv/uv_mmrs.h b/arch/x86/include/asm/uv/uv_mmrs.h
index ecb9ddef128f..62c79e26a59a 100644
--- a/arch/x86/include/asm/uv/uv_mmrs.h
+++ b/arch/x86/include/asm/uv/uv_mmrs.h
@@ -3833,7 +3833,7 @@ union uvh_rh_gam_mmioh_overlay_config0_mmr_u {
#define UV1H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR uv_undefined("UV1H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR")
#define UV2H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR uv_undefined("UV2H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR")
#define UV3H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR 0x1603000UL
-#define UV4H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR 0x483000UL
+#define UV4H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR 0x484000UL
#define UVH_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR ( \
is_uv1_hub() ? UV1H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR : \
is_uv2_hub() ? UV2H_RH_GAM_MMIOH_OVERLAY_CONFIG1_MMR : \
diff --git a/arch/x86/kernel/idt.c b/arch/x86/kernel/idt.c
index 50bee5fe1140..2c3a1b4294eb 100644
--- a/arch/x86/kernel/idt.c
+++ b/arch/x86/kernel/idt.c
@@ -140,6 +140,9 @@ static const __initconst struct idt_data apic_idts[] = {
# ifdef CONFIG_IRQ_WORK
INTG(IRQ_WORK_VECTOR, irq_work_interrupt),
# endif
+#ifdef CONFIG_X86_UV
+ INTG(UV_BAU_MESSAGE, uv_bau_message_intr1),
+#endif
INTG(SPURIOUS_APIC_VECTOR, spurious_interrupt),
INTG(ERROR_APIC_VECTOR, error_interrupt),
#endif
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index db77e087adaf..b36caae0fb2f 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -2255,8 +2255,6 @@ static int __init uv_bau_init(void)
init_uvhub(uvhub, vector, uv_base_pnode);
}
- alloc_intr_gate(vector, uv_bau_message_intr1);
-
for_each_possible_blade(uvhub) {
if (uv_blade_nr_possible_cpus(uvhub)) {
unsigned long val;
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 2f15a2ac4209..d70c15de417b 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -16,7 +16,7 @@ KCOV_INSTRUMENT := n
# in turn leaves some undefined symbols like __fentry__ in purgatory and not
# sure how to relocate those. Like kexec-tools, use custom flags.
-KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large
+KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -Os -mcmodel=large
KBUILD_CFLAGS += -m$(BITS)
KBUILD_CFLAGS += $(call cc-option,-fno-PIE)