diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-25 11:23:27 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-25 11:23:27 +0100 |
| commit | 1d6a81519d9d27b99bca638d14eca63c31111afd (patch) | |
| tree | 8063d42442b46bac5e3defa59de277fecc524ad6 /arch/x86/hyperv/mmu.c | |
| parent | 386ce1d748edfdf57f21310647e2d42dd5f737f2 (diff) | |
| parent | 6ee1d745b7c9fd573fba142a2efdad76a9f1cb04 (diff) | |
Merge v5.11-rc5 into usb-next
We need the fixes in here and this resolves a merge issue with
drivers/usb/gadget/udc/bdc/Kconfig.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/hyperv/mmu.c')
| -rw-r--r-- | arch/x86/hyperv/mmu.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/x86/hyperv/mmu.c b/arch/x86/hyperv/mmu.c index 5208ba49c89a..2c87350c1fb0 100644 --- a/arch/x86/hyperv/mmu.c +++ b/arch/x86/hyperv/mmu.c @@ -66,11 +66,17 @@ static void hyperv_flush_tlb_others(const struct cpumask *cpus, if (!hv_hypercall_pg) goto do_native; - if (cpumask_empty(cpus)) - return; - local_irq_save(flags); + /* + * Only check the mask _after_ interrupt has been disabled to avoid the + * mask changing under our feet. + */ + if (cpumask_empty(cpus)) { + local_irq_restore(flags); + return; + } + flush_pcpu = (struct hv_tlb_flush **) this_cpu_ptr(hyperv_pcpu_input_arg); |
