diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2020-11-08 17:57:37 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-11-19 06:56:55 +0100 |
| commit | 62182e6c0faf75117f8d1719c118bb5fc8574012 (patch) | |
| tree | 99ff8165f1d6a1f11712188bea342a7794784a36 /arch/powerpc/include/asm/ppc_asm.h | |
| parent | powerpc: Replace RFI by rfi on book3s/32 and booke (diff) | |
| download | linux-62182e6c0faf75117f8d1719c118bb5fc8574012.tar.xz linux-62182e6c0faf75117f8d1719c118bb5fc8574012.zip | |
powerpc: Remove RFI macro
RFI macro is just there to add an infinite loop past
rfi in order to avoid prefetch on 40x in half a dozen
of places in entry_32 and head_32.
Those places are already full of #ifdefs, so just add a
few more to explicitely show those loops and remove RFI.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/f7e9cb9e9240feec63cb330abf40b67d1aad852f.1604854583.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/include/asm/ppc_asm.h')
| -rw-r--r-- | arch/powerpc/include/asm/ppc_asm.h | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h index bedf3eb52ebc..101986d4a29d 100644 --- a/arch/powerpc/include/asm/ppc_asm.h +++ b/arch/powerpc/include/asm/ppc_asm.h @@ -498,11 +498,6 @@ END_FTR_SECTION_NESTED(CPU_FTR_CELL_TB_BUG, CPU_FTR_CELL_TB_BUG, 96) #define MTMSRD(r) mtmsrd r #define MTMSR_EERI(reg) mtmsrd reg,1 #else -#ifndef CONFIG_40x -#define RFI rfi -#else -#define RFI rfi; b . /* Prevent prefetch past rfi */ -#endif #define MTMSRD(r) mtmsr r #define MTMSR_EERI(reg) mtmsr reg #endif |