diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-09-19 11:27:32 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-09-19 11:28:41 +0200 |
commit | 929bf0d0156562ce631728b6fa53d68004d456d2 (patch) | |
tree | 739063990a8077b29ef97e69d73bce94573daae4 /arch/mips/mm | |
parent | def0a9b2573e00ab0b486cb5382625203ab4c4a6 (diff) | |
parent | 202c4675c55ddf6b443c7e057d2dff6b42ef71aa (diff) | |
download | op-kernel-dev-929bf0d0156562ce631728b6fa53d68004d456d2.zip op-kernel-dev-929bf0d0156562ce631728b6fa53d68004d456d2.tar.gz |
Merge branch 'linus' into perfcounters/core
Merge reason: Bring in tracing changes we depend on.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/mips/mm')
-rw-r--r-- | arch/mips/mm/fault.c | 12 | ||||
-rw-r--r-- | arch/mips/mm/init.c | 3 | ||||
-rw-r--r-- | arch/mips/mm/pgtable-64.c | 3 | ||||
-rw-r--r-- | arch/mips/mm/tlb-r4k.c | 2 | ||||
-rw-r--r-- | arch/mips/mm/tlbex.c | 53 |
5 files changed, 15 insertions, 58 deletions
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c index f956ecb..e97a7a2 100644 --- a/arch/mips/mm/fault.c +++ b/arch/mips/mm/fault.c @@ -58,11 +58,17 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long write, * only copy the information from the master page table, * nothing more. */ +#ifdef CONFIG_64BIT +# define VMALLOC_FAULT_TARGET no_context +#else +# define VMALLOC_FAULT_TARGET vmalloc_fault +#endif + if (unlikely(address >= VMALLOC_START && address <= VMALLOC_END)) - goto vmalloc_fault; + goto VMALLOC_FAULT_TARGET; #ifdef MODULE_START if (unlikely(address >= MODULE_START && address < MODULE_END)) - goto vmalloc_fault; + goto VMALLOC_FAULT_TARGET; #endif /* @@ -203,6 +209,7 @@ do_sigbus: force_sig_info(SIGBUS, &info, tsk); return; +#ifndef CONFIG_64BIT vmalloc_fault: { /* @@ -241,4 +248,5 @@ vmalloc_fault: goto no_context; return; } +#endif } diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 0e82050..38c79c5 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -475,9 +475,6 @@ unsigned long pgd_current[NR_CPUS]; */ pgd_t swapper_pg_dir[_PTRS_PER_PGD] __page_aligned(_PGD_ORDER); #ifdef CONFIG_64BIT -#ifdef MODULE_START -pgd_t module_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER); -#endif pmd_t invalid_pmd_table[PTRS_PER_PMD] __page_aligned(PMD_ORDER); #endif pte_t invalid_pte_table[PTRS_PER_PTE] __page_aligned(PTE_ORDER); diff --git a/arch/mips/mm/pgtable-64.c b/arch/mips/mm/pgtable-64.c index e4b565a..1121019 100644 --- a/arch/mips/mm/pgtable-64.c +++ b/arch/mips/mm/pgtable-64.c @@ -59,9 +59,6 @@ void __init pagetable_init(void) /* Initialize the entire pgd. */ pgd_init((unsigned long)swapper_pg_dir); -#ifdef MODULE_START - pgd_init((unsigned long)module_pg_dir); -#endif pmd_init((unsigned long)invalid_pmd_table, (unsigned long)invalid_pte_table); pgd_base = swapper_pg_dir; diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index cee502c..d73428b 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -475,7 +475,7 @@ static void __cpuinit probe_tlb(unsigned long config) c->tlbsize = ((reg >> 25) & 0x3f) + 1; } -static int __cpuinitdata ntlb = 0; +static int __cpuinitdata ntlb; static int __init set_ntlb(char *str) { get_option(&str, &ntlb); diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 9a17bf8..bb1719a 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -321,6 +321,10 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, case CPU_BCM3302: case CPU_BCM4710: case CPU_LOONGSON2: + case CPU_BCM6338: + case CPU_BCM6345: + case CPU_BCM6348: + case CPU_BCM6358: case CPU_R5500: if (m4kc_tlbp_war()) uasm_i_nop(p); @@ -499,11 +503,7 @@ build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, * The vmalloc handling is not in the hotpath. */ uasm_i_dmfc0(p, tmp, C0_BADVADDR); -#ifdef MODULE_START - uasm_il_bltz(p, r, tmp, label_module_alloc); -#else uasm_il_bltz(p, r, tmp, label_vmalloc); -#endif /* No uasm_i_nop needed here, since the next insn doesn't touch TMP. */ #ifdef CONFIG_SMP @@ -556,52 +556,7 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, { long swpd = (long)swapper_pg_dir; -#ifdef MODULE_START - long modd = (long)module_pg_dir; - - uasm_l_module_alloc(l, *p); - /* - * Assumption: - * VMALLOC_START >= 0xc000000000000000UL - * MODULE_START >= 0xe000000000000000UL - */ - UASM_i_SLL(p, ptr, bvaddr, 2); - uasm_il_bgez(p, r, ptr, label_vmalloc); - - if (uasm_in_compat_space_p(MODULE_START) && - !uasm_rel_lo(MODULE_START)) { - uasm_i_lui(p, ptr, uasm_rel_hi(MODULE_START)); /* delay slot */ - } else { - /* unlikely configuration */ - uasm_i_nop(p); /* delay slot */ - UASM_i_LA(p, ptr, MODULE_START); - } - uasm_i_dsubu(p, bvaddr, bvaddr, ptr); - - if (uasm_in_compat_space_p(modd) && !uasm_rel_lo(modd)) { - uasm_il_b(p, r, label_vmalloc_done); - uasm_i_lui(p, ptr, uasm_rel_hi(modd)); - } else { - UASM_i_LA_mostly(p, ptr, modd); - uasm_il_b(p, r, label_vmalloc_done); - if (uasm_in_compat_space_p(modd)) - uasm_i_addiu(p, ptr, ptr, uasm_rel_lo(modd)); - else - uasm_i_daddiu(p, ptr, ptr, uasm_rel_lo(modd)); - } - uasm_l_vmalloc(l, *p); - if (uasm_in_compat_space_p(MODULE_START) && - !uasm_rel_lo(MODULE_START) && - MODULE_START << 32 == VMALLOC_START) - uasm_i_dsll32(p, ptr, ptr, 0); /* typical case */ - else - UASM_i_LA(p, ptr, VMALLOC_START); -#else - uasm_l_vmalloc(l, *p); - UASM_i_LA(p, ptr, VMALLOC_START); -#endif - uasm_i_dsubu(p, bvaddr, bvaddr, ptr); if (uasm_in_compat_space_p(swpd) && !uasm_rel_lo(swpd)) { uasm_il_b(p, r, label_vmalloc_done); |