diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2017-04-13 00:48:47 +0200 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2017-04-13 00:48:47 +0200 |
commit | e469b23cdec0fc8c49102882920e3951530e1740 (patch) | |
tree | 7ef4e37f4c576c984157e897e7a461cea13f5983 /arch | |
parent | 72f941af88a543e6a038c75b8467903b7812239c (diff) | |
parent | 162b270c664dca2e0944308e92f9fcc887151a72 (diff) |
Merge branch '4.11-fixes' into mips-for-linux-next
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/Makefile | 6 | ||||
-rw-r--r-- | arch/mips/include/asm/asm-prototypes.h | 1 | ||||
-rw-r--r-- | arch/mips/kernel/cevt-r4k.c | 2 | ||||
-rw-r--r-- | arch/mips/kernel/elf.c | 2 | ||||
-rw-r--r-- | arch/mips/kernel/kgdb.c | 48 | ||||
-rw-r--r-- | arch/mips/kernel/perf_event_mipsxx.c | 9 | ||||
-rw-r--r-- | arch/mips/kernel/relocate.c | 2 | ||||
-rw-r--r-- | arch/mips/kernel/smp-cps.c | 3 | ||||
-rw-r--r-- | arch/mips/mti-malta/malta-int.c | 11 |
9 files changed, 57 insertions, 27 deletions
diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 8ef9c02747fa..02a1787c888c 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -489,7 +489,7 @@ $(generic_defconfigs): $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ -m -O $(objtree) $(srctree)/arch/$(ARCH)/configs/generic_defconfig $^ \ $(foreach board,$(BOARDS),$(generic_config_dir)/board-$(board).config) - $(Q)$(MAKE) olddefconfig + $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig # # Prevent generic merge_config rules attempting to merge single fragments @@ -503,8 +503,8 @@ $(generic_config_dir)/%.config: ; # .PHONY: sead3_defconfig sead3_defconfig: - $(Q)$(MAKE) 32r2el_defconfig BOARDS=sead-3 + $(Q)$(MAKE) -f $(srctree)/Makefile 32r2el_defconfig BOARDS=sead-3 .PHONY: sead3micro_defconfig sead3micro_defconfig: - $(Q)$(MAKE) micro32r2el_defconfig BOARDS=sead-3 + $(Q)$(MAKE) -f $(srctree)/Makefile micro32r2el_defconfig BOARDS=sead-3 diff --git a/arch/mips/include/asm/asm-prototypes.h b/arch/mips/include/asm/asm-prototypes.h index a160cf69bb92..6e28971fe73a 100644 --- a/arch/mips/include/asm/asm-prototypes.h +++ b/arch/mips/include/asm/asm-prototypes.h @@ -3,3 +3,4 @@ #include <asm/fpu.h> #include <asm-generic/asm-prototypes.h> #include <asm/uaccess.h> +#include <asm/ftrace.h> diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c index 804d2a2a19fe..dd6a18bc10ab 100644 --- a/arch/mips/kernel/cevt-r4k.c +++ b/arch/mips/kernel/cevt-r4k.c @@ -80,7 +80,7 @@ static unsigned int calculate_min_delta(void) } /* Sorted insert of 75th percentile into buf2 */ - for (k = 0; k < i; ++k) { + for (k = 0; k < i && k < ARRAY_SIZE(buf2); ++k) { if (buf1[ARRAY_SIZE(buf1) - 1] < buf2[k]) { l = min_t(unsigned int, i, ARRAY_SIZE(buf2) - 1); diff --git a/arch/mips/kernel/elf.c b/arch/mips/kernel/elf.c index 6430bff21fff..5c429d70e17f 100644 --- a/arch/mips/kernel/elf.c +++ b/arch/mips/kernel/elf.c @@ -257,7 +257,7 @@ int arch_check_elf(void *_ehdr, bool has_interpreter, void *_interp_ehdr, else if ((prog_req.fr1 && prog_req.frdefault) || (prog_req.single && !prog_req.frdefault)) /* Make sure 64-bit MIPS III/IV/64R1 will not pick FR1 */ - state->overall_fp_mode = ((current_cpu_data.fpu_id & MIPS_FPIR_F64) && + state->overall_fp_mode = ((raw_current_cpu_data.fpu_id & MIPS_FPIR_F64) && cpu_has_mips_r2_r6) ? FP_FR1 : FP_FR0; else if (prog_req.fr1) diff --git a/arch/mips/kernel/kgdb.c b/arch/mips/kernel/kgdb.c index 1f4bd222ba76..eb6c0d582626 100644 --- a/arch/mips/kernel/kgdb.c +++ b/arch/mips/kernel/kgdb.c @@ -244,9 +244,6 @@ static int compute_signal(int tt) void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p) { int reg; - struct thread_info *ti = task_thread_info(p); - unsigned long ksp = (unsigned long)ti + THREAD_SIZE - 32; - struct pt_regs *regs = (struct pt_regs *)ksp - 1; #if (KGDB_GDB_REG_SIZE == 32) u32 *ptr = (u32 *)gdb_regs; #else @@ -254,25 +251,46 @@ void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p) #endif for (reg = 0; reg < 16; reg++) - *(ptr++) = regs->regs[reg]; + *(ptr++) = 0; /* S0 - S7 */ - for (reg = 16; reg < 24; reg++) - *(ptr++) = regs->regs[reg]; + *(ptr++) = p->thread.reg16; + *(ptr++) = p->thread.reg17; + *(ptr++) = p->thread.reg18; + *(ptr++) = p->thread.reg19; + *(ptr++) = p->thread.reg20; + *(ptr++) = p->thread.reg21; + *(ptr++) = p->thread.reg22; + *(ptr++) = p->thread.reg23; for (reg = 24; reg < 28; reg++) *(ptr++) = 0; /* GP, SP, FP, RA */ - for (reg = 28; reg < 32; reg++) - *(ptr++) = regs->regs[reg]; - - *(ptr++) = regs->cp0_status; - *(ptr++) = regs->lo; - *(ptr++) = regs->hi; - *(ptr++) = regs->cp0_badvaddr; - *(ptr++) = regs->cp0_cause; - *(ptr++) = regs->cp0_epc; + *(ptr++) = (long)p; + *(ptr++) = p->thread.reg29; + *(ptr++) = p->thread.reg30; + *(ptr++) = p->thread.reg31; + + *(ptr++) = p->thread.cp0_status; + + /* lo, hi */ + *(ptr++) = 0; + *(ptr++) = 0; + + /* + * BadVAddr, Cause + * Ideally these would come from the last exception frame up the stack + * but that requires unwinding, otherwise we can't know much for sure. + */ + *(ptr++) = 0; + *(ptr++) = 0; + + /* + * PC + * use return address (RA), i.e. the moment after return from resume() + */ + *(ptr++) = p->thread.reg31; } void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index 8c35b3152e1e..9452b02ce079 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -1446,6 +1446,11 @@ static int mipsxx_pmu_handle_shared_irq(void) HANDLE_COUNTER(0) } +#ifdef CONFIG_MIPS_PERF_SHARED_TC_COUNTERS + read_unlock(&pmuint_rwlock); +#endif + resume_local_counters(); + /* * Do all the work for the pending perf events. We can do this * in here because the performance counter interrupt is a regular @@ -1454,10 +1459,6 @@ static int mipsxx_pmu_handle_shared_irq(void) if (handled == IRQ_HANDLED) irq_work_run(); -#ifdef CONFIG_MIPS_PERF_SHARED_TC_COUNTERS - read_unlock(&pmuint_rwlock); -#endif - resume_local_counters(); return handled; } diff --git a/arch/mips/kernel/relocate.c b/arch/mips/kernel/relocate.c index 9103bebc9a8e..2d1a0c438771 100644 --- a/arch/mips/kernel/relocate.c +++ b/arch/mips/kernel/relocate.c @@ -18,7 +18,7 @@ #include <linux/kernel.h> #include <linux/libfdt.h> #include <linux/of_fdt.h> -#include <linux/sched.h> +#include <linux/sched/task.h> #include <linux/start_kernel.h> #include <linux/string.h> #include <linux/printk.h> diff --git a/arch/mips/kernel/smp-cps.c b/arch/mips/kernel/smp-cps.c index 306b4a64cb8f..36954ddd0b9f 100644 --- a/arch/mips/kernel/smp-cps.c +++ b/arch/mips/kernel/smp-cps.c @@ -422,13 +422,12 @@ void play_dead(void) local_irq_disable(); idle_task_exit(); cpu = smp_processor_id(); + core = cpu_data[cpu].core; cpu_death = CPU_DEATH_POWER; pr_debug("CPU%d going offline\n", cpu); if (cpu_has_mipsmt || cpu_has_vp) { - core = cpu_data[cpu].core; - /* Look for another online VPE within the core */ for_each_online_cpu(cpu_death_sibling) { if (cpu_data[cpu_death_sibling].core != core) diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c index fe9bb479f2a0..b0f9b188e833 100644 --- a/arch/mips/mti-malta/malta-int.c +++ b/arch/mips/mti-malta/malta-int.c @@ -176,6 +176,17 @@ void __init arch_init_irq(void) { int corehi_irq; + /* + * Preallocate the i8259's expected virq's here. Since irqchip_init() + * will probe the irqchips in hierarchial order, i8259 is probed last. + * If anything allocates a virq before the i8259 is probed, it will + * be given one of the i8259's expected range and consequently setup + * of the i8259 will fail. + */ + WARN(irq_alloc_descs(I8259A_IRQ_BASE, I8259A_IRQ_BASE, + 16, numa_node_id()) < 0, + "Cannot reserve i8259 virqs at IRQ%d\n", I8259A_IRQ_BASE); + i8259_set_poll(mips_pcibios_iack); irqchip_init(); |