| Message ID | 27951fa6c9a8f80724d1bc81a6117ac32343a55d.1601362098.git.christophe.leroy@csgroup.eu (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | ca1d3443b4dd1e8f152bd6c881ddb3eb2996179a |
| Headers | show |
| Series | [v3,1/8] powerpc: Remove SYNC on non 6xx | expand |
| Context | Check | Description |
|---|---|---|
| snowpatch_ozlabs/apply_patch | success | Successfully applied on branch powerpc/merge (548ccca2a8864b7498ad8cc420fa01aecd4d4114) |
| snowpatch_ozlabs/checkpatch | warning | total: 0 errors, 1 warnings, 0 checks, 21 lines checked |
| snowpatch_ozlabs/needsstable | success | Patch has no Fixes tags |
On Tue, 29 Sep 2020 06:48:31 +0000 (UTC), Christophe Leroy wrote: > SYNC is usefull for Powerpc 601 only. On everything else, > SYNC is empty. > > Remove it from code that is not made to run on 6xx. Applied to powerpc/next. [1/8] powerpc: Remove SYNC on non 6xx https://git.kernel.org/powerpc/c/ca1d3443b4dd1e8f152bd6c881ddb3eb2996179a [2/8] powerpc: Remove CONFIG_PPC601_SYNC_FIX https://git.kernel.org/powerpc/c/e42a64002a507bf61e57106ed5323b1854371563 [3/8] powerpc: Drop SYNC_601() ISYNC_601() and SYNC() https://git.kernel.org/powerpc/c/d2a5cd83ee984c0e9fc172d2df9591c264261a52 [4/8] powerpc: Remove PowerPC 601 https://git.kernel.org/powerpc/c/f0ed73f3fa2cdca65973659689ec9e46d99a5f60 [5/8] powerpc: Remove support for PowerPC 601 https://git.kernel.org/powerpc/c/8b14e1dff067195dca7a42321771437cb33a99e9 [6/8] powerpc: Tidy up a bit after removal of PowerPC 601. https://git.kernel.org/powerpc/c/2e38ea486615bddbc7a42d002aee93a3a9e7a36f [7/8] powerpc: Remove __USE_RTC() https://git.kernel.org/powerpc/c/a4c5a355422920bcbfe3fd1f01aead2d3a2a820c [8/8] powerpc: Remove get_tb_or_rtc() https://git.kernel.org/powerpc/c/6601ec1c2ba929430f5585ce7f9d9960b0e0a01d cheers
diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S index 5b282d9965a5..44c9018aed1b 100644 --- a/arch/powerpc/kernel/head_40x.S +++ b/arch/powerpc/kernel/head_40x.S @@ -72,7 +72,6 @@ turn_on_mmu: lis r0,start_here@h ori r0,r0,start_here@l mtspr SPRN_SRR0,r0 - SYNC rfi /* enables MMU */ b . /* prevent prefetch past rfi */ diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h index 18f87bf9e32b..71c359d438b5 100644 --- a/arch/powerpc/kernel/head_booke.h +++ b/arch/powerpc/kernel/head_booke.h @@ -176,7 +176,6 @@ ALT_FTR_SECTION_END_IFSET(CPU_FTR_EMB_HV) #endif mtspr SPRN_SRR1,r10 mtspr SPRN_SRR0,r11 - SYNC RFI /* jump to handler, enable MMU */ 99: b ret_from_kernel_syscall .endm diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S index 7bb46ad98207..070465825c21 100644 --- a/arch/powerpc/kernel/misc_64.S +++ b/arch/powerpc/kernel/misc_64.S @@ -365,7 +365,6 @@ _GLOBAL(kexec_smp_wait) li r4,KEXEC_STATE_REAL_MODE stb r4,PACAKEXECSTATE(r13) - SYNC b kexec_wait
SYNC is usefull for Powerpc 601 only. On everything else, SYNC is empty. Remove it from code that is not made to run on 6xx. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> --- arch/powerpc/kernel/head_40x.S | 1 - arch/powerpc/kernel/head_booke.h | 1 - arch/powerpc/kernel/misc_64.S | 1 - 3 files changed, 3 deletions(-)