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| author | Scott Wood <scottwood@freescale.com> | 2013-10-29 20:03:43 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2013-10-29 20:03:43 (GMT) |
| commit | ae60d5d27c429b13cf28a09ab8b9d30682433c5a (patch) | |
| tree | 16b67511ef66b0580c267a5438d1face3a3778e6 /arch/powerpc/kernel/exceptions-64s.S | |
| parent | b095c5c2577aeedce2db847fa117596628d4e7cb (diff) | |
| parent | d0ebef8230e267ec47d4d4a65fe3262e2ebb8026 (diff) | |
| download | linux-fsl-qoriq-ae60d5d27c429b13cf28a09ab8b9d30682433c5a.tar.xz | |
Revert to 3.8 (no rt, no stable)
This is a merge from rtmerge, which has been similarly reverted.
Conflicts:
drivers/crypto/caam/caamalg.c
drivers/misc/Makefile
Diffstat (limited to 'arch/powerpc/kernel/exceptions-64s.S')
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64s.S | 36 |
1 files changed, 10 insertions, 26 deletions
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index bb11075..4665e82 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -740,7 +740,7 @@ hardware_interrupt_relon_hv: _MASKABLE_RELON_EXCEPTION_PSERIES(0x502, hardware_interrupt, EXC_HV, SOFTEN_TEST_HV) FTR_SECTION_ELSE _MASKABLE_RELON_EXCEPTION_PSERIES(0x500, hardware_interrupt, EXC_STD, SOFTEN_TEST_PR) - ALT_FTR_SECTION_END_IFSET(CPU_FTR_HVMODE) + ALT_FTR_SECTION_END_IFSET(CPU_FTR_ARCH_206) STD_RELON_EXCEPTION_PSERIES(0x4600, 0x600, alignment) STD_RELON_EXCEPTION_PSERIES(0x4700, 0x700, program_check) STD_RELON_EXCEPTION_PSERIES(0x4800, 0x800, fp_unavailable) @@ -1268,36 +1268,20 @@ do_ste_alloc: _GLOBAL(do_stab_bolted) stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ std r11,PACA_EXSLB+EX_SRR0(r13) /* save SRR0 in exc. frame */ - mfspr r11,SPRN_DAR /* ea */ - /* - * check for bad kernel/user address - * (ea & ~REGION_MASK) >= PGTABLE_RANGE - */ - rldicr. r9,r11,4,(63 - 46 - 4) - li r9,0 /* VSID = 0 for bad address */ - bne- 0f - - /* - * Calculate VSID: - * This is the kernel vsid, we take the top for context from - * the range. context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 - * Here we know that (ea >> 60) == 0xc - */ - lis r9,(MAX_USER_CONTEXT + 1)@ha - addi r9,r9,(MAX_USER_CONTEXT + 1)@l - - srdi r10,r11,SID_SHIFT - rldimi r10,r9,ESID_BITS,0 /* proto vsid */ - ASM_VSID_SCRAMBLE(r10, r9, 256M) - rldic r9,r10,12,16 /* r9 = vsid << 12 */ - -0: /* Hash to the primary group */ ld r10,PACASTABVIRT(r13) - srdi r11,r11,SID_SHIFT + mfspr r11,SPRN_DAR + srdi r11,r11,28 rldimi r10,r11,7,52 /* r10 = first ste of the group */ + /* Calculate VSID */ + /* This is a kernel address, so protovsid = ESID | 1 << 37 */ + li r9,0x1 + rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + ASM_VSID_SCRAMBLE(r11, r9, 256M) + rldic r9,r11,12,16 /* r9 = vsid << 12 */ + /* Search the primary group for a free entry */ 1: ld r11,0(r10) /* Test valid bit of the current ste */ andi. r11,r11,0x80 |