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author | David S. Miller <davem@davemloft.net> | 2017-01-28 10:33:06 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2017-01-28 10:33:06 -0500 |
commit | 4e8f2fc1a55d543717efb70e170b09e773d0542b (patch) | |
tree | 30df1d7fc9dfa24fe2916711a17656682c3f7ec9 /arch/arm/kernel/smp_tlb.c | |
parent | 158f323b9868b59967ad96957c4ca388161be321 (diff) | |
parent | 1b1bc42c1692e9b62756323c675a44cb1a1f9dbd (diff) | |
download | linux-4e8f2fc1a55d543717efb70e170b09e773d0542b.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Two trivial overlapping changes conflicts in MPLS and mlx5.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm/kernel/smp_tlb.c')
-rw-r--r-- | arch/arm/kernel/smp_tlb.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index 22313cb53362..9af0701f7094 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -9,6 +9,7 @@ */ #include <linux/preempt.h> #include <linux/smp.h> +#include <linux/uaccess.h> #include <asm/smp_plat.h> #include <asm/tlbflush.h> @@ -40,8 +41,11 @@ static inline void ipi_flush_tlb_mm(void *arg) static inline void ipi_flush_tlb_page(void *arg) { struct tlb_args *ta = (struct tlb_args *)arg; + unsigned int __ua_flags = uaccess_save_and_enable(); local_flush_tlb_page(ta->ta_vma, ta->ta_start); + + uaccess_restore(__ua_flags); } static inline void ipi_flush_tlb_kernel_page(void *arg) @@ -54,8 +58,11 @@ static inline void ipi_flush_tlb_kernel_page(void *arg) static inline void ipi_flush_tlb_range(void *arg) { struct tlb_args *ta = (struct tlb_args *)arg; + unsigned int __ua_flags = uaccess_save_and_enable(); local_flush_tlb_range(ta->ta_vma, ta->ta_start, ta->ta_end); + + uaccess_restore(__ua_flags); } static inline void ipi_flush_tlb_kernel_range(void *arg) |