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| author | Ingo Molnar <mingo@kernel.org> | 2024-02-27 10:09:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-02-27 10:09:49 +0100 |
| commit | 9b9c280b9af2aa851d83e7d0b79f36a3d869d745 (patch) | |
| tree | b61cf8566669d9615234e87696a833ee487e2655 /arch/x86/xen/smp.c | |
| parent | x86/apic: Build the x86 topology enumeration functions on UP APIC builds too (diff) | |
| parent | x86/bugs: Use fixed addressing for VERW operand (diff) | |
| download | linux-9b9c280b9af2aa851d83e7d0b79f36a3d869d745.tar.xz linux-9b9c280b9af2aa851d83e7d0b79f36a3d869d745.zip | |
Merge branch 'x86/urgent' into x86/apic, to resolve conflicts
Conflicts:
arch/x86/kernel/cpu/common.c
arch/x86/kernel/cpu/intel.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/xen/smp.c')
| -rw-r--r-- | arch/x86/xen/smp.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 114b362cb7af..935771726f9c 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -65,6 +65,8 @@ int xen_smp_intr_init(unsigned int cpu) char *resched_name, *callfunc_name, *debug_name; resched_name = kasprintf(GFP_KERNEL, "resched%d", cpu); + if (!resched_name) + goto fail_mem; per_cpu(xen_resched_irq, cpu).name = resched_name; rc = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR, cpu, @@ -77,6 +79,8 @@ int xen_smp_intr_init(unsigned int cpu) per_cpu(xen_resched_irq, cpu).irq = rc; callfunc_name = kasprintf(GFP_KERNEL, "callfunc%d", cpu); + if (!callfunc_name) + goto fail_mem; per_cpu(xen_callfunc_irq, cpu).name = callfunc_name; rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_VECTOR, cpu, @@ -90,6 +94,9 @@ int xen_smp_intr_init(unsigned int cpu) if (!xen_fifo_events) { debug_name = kasprintf(GFP_KERNEL, "debug%d", cpu); + if (!debug_name) + goto fail_mem; + per_cpu(xen_debug_irq, cpu).name = debug_name; rc = bind_virq_to_irqhandler(VIRQ_DEBUG, cpu, xen_debug_interrupt, @@ -101,6 +108,9 @@ int xen_smp_intr_init(unsigned int cpu) } callfunc_name = kasprintf(GFP_KERNEL, "callfuncsingle%d", cpu); + if (!callfunc_name) + goto fail_mem; + per_cpu(xen_callfuncsingle_irq, cpu).name = callfunc_name; rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_SINGLE_VECTOR, cpu, @@ -114,6 +124,8 @@ int xen_smp_intr_init(unsigned int cpu) return 0; + fail_mem: + rc = -ENOMEM; fail: xen_smp_intr_free(cpu); return rc; |