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authorAl Viro <viro@zeniv.linux.org.uk>2017-03-20 21:08:07 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2017-03-28 16:43:25 -0400
commitdb68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63 (patch)
tree77eda1d247853a2d414e0047c620b3c72bb11a1a /arch/mips/kernel
parentaaa2e7ac80f679230faf28a8e12e8d68dbe977eb (diff)
new helper: uaccess_kernel()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/unaligned.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c
index 7ed98354fe9d..f806ee56e639 100644
--- a/arch/mips/kernel/unaligned.c
+++ b/arch/mips/kernel/unaligned.c
@@ -1026,7 +1026,7 @@ static void emulate_load_store_insn(struct pt_regs *regs,
goto sigbus;
if (IS_ENABLED(CONFIG_EVA)) {
- if (segment_eq(get_fs(), get_ds()))
+ if (uaccess_kernel())
LoadHW(addr, value, res);
else
LoadHWE(addr, value, res);
@@ -1045,7 +1045,7 @@ static void emulate_load_store_insn(struct pt_regs *regs,
goto sigbus;
if (IS_ENABLED(CONFIG_EVA)) {
- if (segment_eq(get_fs(), get_ds()))
+ if (uaccess_kernel())
LoadW(addr, value, res);
else
LoadWE(addr, value, res);
@@ -1064,7 +1064,7 @@ static void emulate_load_store_insn(struct pt_regs *regs,
goto sigbus;
if (IS_ENABLED(CONFIG_EVA)) {
- if (segment_eq(get_fs(), get_ds()))
+ if (uaccess_kernel())
LoadHWU(addr, value, res);
else
LoadHWUE(addr, value, res);
@@ -1132,7 +1132,7 @@ static void emulate_load_store_insn(struct pt_regs *regs,
value = regs->regs[insn.i_format.rt];
if (IS_ENABLED(CONFIG_EVA)) {
- if (segment_eq(get_fs(), get_ds()))
+ if (uaccess_kernel())
StoreHW(addr, value, res);
else
StoreHWE(addr, value, res);
@@ -1152,7 +1152,7 @@ static void emulate_load_store_insn(struct pt_regs *regs,
value = regs->regs[insn.i_format.rt];
if (IS_ENABLED(CONFIG_EVA)) {
- if (segment_eq(get_fs(), get_ds()))
+ if (uaccess_kernel())
StoreW(addr, value, res);
else
StoreWE(addr, value, res);