From: Sohil Mehta <sohil.mehta@xxxxxxxxx>
Move the UMIP exception fixup along with the other user mode fixups,
that is, under the common "if (user_mode(regs))" condition where the
rest of the fixups reside.
No functional change intended.
Suggested-by: Dave Hansen <dave.hansen@xxxxxxxxx>
Signed-off-by: Sohil Mehta <sohil.mehta@xxxxxxxxx>
Signed-off-by: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/traps.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index d05392db5d0f..b26a7aba0b2d 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -701,11 +701,6 @@ DEFINE_IDTENTRY_ERRORCODE(exc_general_protection)
cond_local_irq_enable(regs);
- if (static_cpu_has(X86_FEATURE_UMIP)) {
- if (user_mode(regs) && fixup_umip_exception(regs))
- goto exit;
- }
-
if (v8086_mode(regs)) {
local_irq_enable();
handle_vm86_fault((struct kernel_vm86_regs *) regs, error_code);
@@ -720,6 +715,9 @@ DEFINE_IDTENTRY_ERRORCODE(exc_general_protection)
if (fixup_vdso_exception(regs, X86_TRAP_GP, error_code, 0))
goto exit;
+ if (cpu_feature_enabled(X86_FEATURE_UMIP) && fixup_umip_exception(regs))
+ goto exit;
+
gp_user_force_sig_segv(regs, X86_TRAP_GP, error_code, desc);
goto exit;
}
--
2.45.2
