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| author | Paolo Bonzini <[email protected]> | 2024-07-12 11:24:12 -0400 |
|---|---|---|
| committer | Paolo Bonzini <[email protected]> | 2024-07-12 11:24:12 -0400 |
| commit | c8b8b8190a80b591aa73c27c70a668799f8db547 (patch) | |
| tree | 9d948c9aac89678abe64ac81f6c43348bf4b2091 /arch/x86/lib/getuser.S | |
| parent | f0a23883fad4ec8a63faddb9639a92be2e007624 (diff) | |
| parent | 492ac37fa38faf520b5beae44c930063265ee183 (diff) | |
Merge tag 'loongarch-kvm-6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.11
1. Add ParaVirt steal time support.
2. Add some VM migration enhancement.
3. Add perf kvm-stat support for loongarch.
Diffstat (limited to 'arch/x86/lib/getuser.S')
| -rw-r--r-- | arch/x86/lib/getuser.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S index 10d5ed8b5990..a1cb3a4e6742 100644 --- a/arch/x86/lib/getuser.S +++ b/arch/x86/lib/getuser.S @@ -44,7 +44,11 @@ or %rdx, %rax .else cmp $TASK_SIZE_MAX-\size+1, %eax +.if \size != 8 jae .Lbad_get_user +.else + jae .Lbad_get_user_8 +.endif sbb %edx, %edx /* array_index_mask_nospec() */ and %edx, %eax .endif @@ -154,7 +158,7 @@ SYM_CODE_END(__get_user_handle_exception) #ifdef CONFIG_X86_32 SYM_CODE_START_LOCAL(__get_user_8_handle_exception) ASM_CLAC -bad_get_user_8: +.Lbad_get_user_8: xor %edx,%edx xor %ecx,%ecx mov $(-EFAULT),%_ASM_AX |