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authorJordan Niethe <jniethe5@gmail.com>2020-05-06 05:40:27 +0200
committerMichael Ellerman <mpe@ellerman.id.au>2020-05-18 16:10:36 +0200
commit777e26f0edf8dab58b8dd474d35d83bde0ac6d76 (patch)
tree456999d501f63d75634a33dbc57306b244777c9d /arch/powerpc/mm/fault.c
parentpowerpc: Use a macro for creating instructions from u32s (diff)
downloadlinux-777e26f0edf8dab58b8dd474d35d83bde0ac6d76.tar.xz
linux-777e26f0edf8dab58b8dd474d35d83bde0ac6d76.zip
powerpc: Use an accessor for instructions
In preparation for introducing a more complicated instruction type to accommodate prefixed instructions use an accessor for getting an instruction as a u32. Signed-off-by: Jordan Niethe <jniethe5@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200506034050.24806-8-jniethe5@gmail.com
Diffstat (limited to 'arch/powerpc/mm/fault.c')
-rw-r--r--arch/powerpc/mm/fault.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 44457bae77a0..cec8f7e46941 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -49,7 +49,7 @@
static bool store_updates_sp(unsigned int inst)
{
/* check for 1 in the rA field */
- if (((inst >> 16) & 0x1f) != 1)
+ if (((ppc_inst_val(inst) >> 16) & 0x1f) != 1)
return false;
/* check major opcode */
switch (inst >> 26) {
@@ -60,10 +60,10 @@ static bool store_updates_sp(unsigned int inst)
case OP_STFDU:
return true;
case OP_STD: /* std or stdu */
- return (inst & 3) == 1;
+ return (ppc_inst_val(inst) & 3) == 1;
case OP_31:
/* check minor opcode */
- switch ((inst >> 1) & 0x3ff) {
+ switch ((ppc_inst_val(inst) >> 1) & 0x3ff) {
case OP_31_XOP_STDUX:
case OP_31_XOP_STWUX:
case OP_31_XOP_STBUX: