diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-14 02:26:50 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-14 02:26:50 +0200 |
commit | 13b102bf48d39d84d87bee31544f4588502649b6 (patch) | |
tree | c51846d0ca82ed2b7c01f52925c1cd56e1802ce7 /arch/sparc | |
parent | Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
parent | sparc64: Fix pcr_ops initialization and usage bugs. (diff) | |
download | linux-13b102bf48d39d84d87bee31544f4588502649b6.tar.xz linux-13b102bf48d39d84d87bee31544f4588502649b6.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull Sparc fixes from David Miller:
"Sparc bug fixes, one of which was preventing successful SMP boots with
mainline"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc64: Fix pcr_ops initialization and usage bugs.
sparc64: Do not disable interrupts in nmi_cpu_busy()
sparc: Hook up seccomp and getrandom system calls.
sparc: fix decimal printf format specifiers prefixed with 0x
Diffstat (limited to 'arch/sparc')
-rw-r--r-- | arch/sparc/include/uapi/asm/unistd.h | 4 | ||||
-rw-r--r-- | arch/sparc/kernel/nmi.c | 1 | ||||
-rw-r--r-- | arch/sparc/kernel/perf_event.c | 7 | ||||
-rw-r--r-- | arch/sparc/kernel/process_64.c | 3 | ||||
-rw-r--r-- | arch/sparc/kernel/smp_32.c | 2 | ||||
-rw-r--r-- | arch/sparc/kernel/smp_64.c | 1 | ||||
-rw-r--r-- | arch/sparc/kernel/systbls_32.S | 2 | ||||
-rw-r--r-- | arch/sparc/kernel/systbls_64.S | 4 |
8 files changed, 15 insertions, 9 deletions
diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h index 42f2bca1d338..886cab456e1b 100644 --- a/arch/sparc/include/uapi/asm/unistd.h +++ b/arch/sparc/include/uapi/asm/unistd.h @@ -411,8 +411,10 @@ #define __NR_sched_setattr 343 #define __NR_sched_getattr 344 #define __NR_renameat2 345 +#define __NR_seccomp 346 +#define __NR_getrandom 347 -#define NR_syscalls 346 +#define NR_syscalls 348 /* Bitmask values returned from kern_features system call. */ #define KERN_FEATURE_MIXED_MODE_STACK 0x00000001 diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c index 337094556916..5b1151dcba13 100644 --- a/arch/sparc/kernel/nmi.c +++ b/arch/sparc/kernel/nmi.c @@ -130,7 +130,6 @@ static inline unsigned int get_nmi_count(int cpu) static __init void nmi_cpu_busy(void *data) { - local_irq_enable_in_hardirq(); while (endflag == 0) mb(); } diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 8efd33753ad3..d35c490a91cb 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -1671,9 +1671,12 @@ static bool __init supported_pmu(void) static int __init init_hw_perf_events(void) { + int err; + pr_info("Performance events: "); - if (!supported_pmu()) { + err = pcr_arch_init(); + if (err || !supported_pmu()) { pr_cont("No support for PMU type '%s'\n", sparc_pmu_type); return 0; } @@ -1685,7 +1688,7 @@ static int __init init_hw_perf_events(void) return 0; } -early_initcall(init_hw_perf_events); +pure_initcall(init_hw_perf_events); void perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs) diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index 027e09986194..0be7bf978cb1 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -312,6 +312,9 @@ static void __global_pmu_self(int this_cpu) struct global_pmu_snapshot *pp; int i, num; + if (!pcr_ops) + return; + pp = &global_cpu_snapshot[this_cpu].pmu; num = 1; diff --git a/arch/sparc/kernel/smp_32.c b/arch/sparc/kernel/smp_32.c index 7958242d63c5..b3a5d81b20f0 100644 --- a/arch/sparc/kernel/smp_32.c +++ b/arch/sparc/kernel/smp_32.c @@ -68,7 +68,7 @@ void smp_store_cpu_info(int id) mid = cpu_get_hwmid(cpu_node); if (mid < 0) { - printk(KERN_NOTICE "No MID found for CPU%d at node 0x%08d", id, cpu_node); + printk(KERN_NOTICE "No MID found for CPU%d at node 0x%08x", id, cpu_node); mid = 0; } cpu_data(id).mid = mid; diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 41aa2478f3ca..f7ba87543e5f 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -1383,7 +1383,6 @@ void __cpu_die(unsigned int cpu) void __init smp_cpus_done(unsigned int max_cpus) { - pcr_arch_init(); } void smp_send_reschedule(int cpu) diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S index 85fe9b1087cd..217893e18d78 100644 --- a/arch/sparc/kernel/systbls_32.S +++ b/arch/sparc/kernel/systbls_32.S @@ -86,4 +86,4 @@ sys_call_table: /*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime /*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr -/*345*/ .long sys_renameat2 +/*345*/ .long sys_renameat2, sys_seccomp, sys_getrandom diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index 33ecba2826ea..d93b49d1b420 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S @@ -87,7 +87,7 @@ sys_call_table32: /*330*/ .word compat_sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime .word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr - .word sys32_renameat2 + .word sys32_renameat2, sys_seccomp, sys_getrandom #endif /* CONFIG_COMPAT */ @@ -166,4 +166,4 @@ sys_call_table: /*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime .word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr - .word sys_renameat2 + .word sys_renameat2, sys_seccomp, sys_getrandom |