Le 16/06/2026 à 01:37, Ethan Nelson-Moore a écrit :
mask_user_address() incorrectly checks for CONFIG_E500 instead of
CONFIG_PPC_E500, causing mask_user_address_isel() to not be used on
E500 hardware. Fix the check to use the correct name.
Fixes: 861574d51bbd ("powerpc/uaccess: Implement masked user access")
Cc: [email protected] # 7.0+
Signed-off-by: Ethan Nelson-Moore <[email protected]>
Reviewed-by: Christophe Leroy (CS GROUP) <[email protected]>
---
Changes in v2: Correct explanation and Fixes tag (thanks Christophe)
arch/powerpc/include/asm/uaccess.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/uaccess.h
b/arch/powerpc/include/asm/uaccess.h
index e98c628e3899..619270bb7380 100644
--- a/arch/powerpc/include/asm/uaccess.h
+++ b/arch/powerpc/include/asm/uaccess.h
@@ -511,7 +511,7 @@ static inline void __user *mask_user_address(const void
__user *ptr)
if (IS_ENABLED(CONFIG_PPC64))
return mask_user_address_simple(ptr);
- if (IS_ENABLED(CONFIG_E500))
+ if (IS_ENABLED(CONFIG_PPC_E500))
return mask_user_address_isel(ptr);
if (TASK_SIZE <= UL(SZ_2G) && border >= UL(SZ_2G))
return mask_user_address_simple(ptr);
