arm64: kernel: Don't toggle PAN on systems with UAO

[cascardo/linux.git] / arch / arm64 / lib / clear_user.S

diff --git a/arch/arm64/lib/clear_user.S b/arch/arm64/lib/clear_user.S
index 3f950b6..5d1cad3 100644 (file)
--- a/arch/arm64/lib/clear_user.S
+++ b/arch/arm64/lib/clear_user.S
@@ -33,7 +33,7 @@
  * Alignment fixed up by hardware.
  */
 ENTRY(__clear_user)
-ALTERNATIVE("nop", __stringify(SET_PSTATE_PAN(0)), ARM64_HAS_PAN, \
+ALTERNATIVE("nop", __stringify(SET_PSTATE_PAN(0)), ARM64_ALT_PAN_NOT_UAO, \
            CONFIG_ARM64_PAN)
        mov     x2, x1                  // save the size for fixup return
        subs    x1, x1, #8
@@ -54,7 +54,7 @@ uao_user_alternative 9f, strh, sttrh, wzr, x0, 2
        b.mi    5f
 uao_user_alternative 9f, strb, sttrb, wzr, x0, 0
 5:     mov     x0, #0
-ALTERNATIVE("nop", __stringify(SET_PSTATE_PAN(1)), ARM64_HAS_PAN, \
+ALTERNATIVE("nop", __stringify(SET_PSTATE_PAN(1)), ARM64_ALT_PAN_NOT_UAO, \
            CONFIG_ARM64_PAN)
        ret
 ENDPROC(__clear_user)