From 0f7ac29e594808eaddb61f17dcd503ad36b3d769 Mon Sep 17 00:00:00 2001 From: Tony Luck Date: Mon, 7 May 2007 13:17:00 -0700 Subject: [IA64] Fix some section mismatch errors Section mismatch: reference to ... .init.text:prefill_possible_map from .text between 'setup_per_cpu_areas' and 'cpu_init' .init.text:iosapic_override_isa_irq from .text between 'iosapic_init' and 'iosapic_remove' Signed-off-by: Tony Luck --- arch/ia64/kernel/iosapic.c | 2 +- arch/ia64/kernel/setup.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index dcfbf3e7a9e..e87dd93d4db 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -1013,7 +1013,7 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, /* * ACPI calls this when it finds an entry for a legacy ISA IRQ override. */ -void __init +void __devinit iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi, unsigned long polarity, unsigned long trigger) diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 6e19da122ae..9df1efe7487 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -786,7 +786,7 @@ identify_cpu (struct cpuinfo_ia64 *c) c->unimpl_pa_mask = ~((1L<<63) | ((1L << phys_addr_size) - 1)); } -void +void __init setup_per_cpu_areas (void) { /* start_kernel() requires this... */ -- cgit v1.2.3 From 9d1d4cc89f3f6952978d37c29607c2d89d350767 Mon Sep 17 00:00:00 2001 From: Tony Luck Date: Tue, 8 May 2007 10:00:28 -0700 Subject: [IA64] Removal of percpu TR cleanup in kexec code The kexec code wasn't in the kernel when Ken Chen created this patch (00b65985fb2fc542b855b03fcda0d0f2bab4f442) to change the mapping of percpu area from a TR to a TC. Zou Nanhai spotted this extra piece, and Simon Horman concurred. Signed-off-by: Tony Luck --- arch/ia64/kernel/relocate_kernel.S | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/relocate_kernel.S b/arch/ia64/kernel/relocate_kernel.S index ae473e3f2a0..903babd22d6 100644 --- a/arch/ia64/kernel/relocate_kernel.S +++ b/arch/ia64/kernel/relocate_kernel.S @@ -94,7 +94,7 @@ GLOBAL_ENTRY(relocate_new_kernel) 4: srlz.i ;; - //purge TR entry for kernel text and data + // purge TR entry for kernel text and data movl r16=KERNEL_START mov r18=KERNEL_TR_PAGE_SHIFT<<2 ;; @@ -104,15 +104,6 @@ GLOBAL_ENTRY(relocate_new_kernel) srlz.i ;; - // purge TR entry for percpu data - movl r16=PERCPU_ADDR - mov r18=PERCPU_PAGE_SHIFT<<2 - ;; - ptr.d r16,r18 - ;; - srlz.d - ;; - // purge TR entry for pal code mov r16=in3 mov r18=IA64_GRANULE_SHIFT<<2 -- cgit v1.2.3 From bb8416bf8b93d88e23cbbfde962ef85acda5bd5f Mon Sep 17 00:00:00 2001 From: "Siddha, Suresh B" Date: Tue, 8 May 2007 09:22:47 -0700 Subject: [IA64] save and restore cpus_allowed in cpu_idle_wait Save and Restore the task's cpus_allowed mask, across the set_cpus_allowed() in cpu_idle_wait(). Without this, we will endup corrupting task's cpu affinity. Signed-off-by: Suresh Siddha Signed-off-by: Tony Luck --- arch/ia64/kernel/process.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index ae96d417699..cba6ac39873 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -237,6 +237,7 @@ void cpu_idle_wait(void) { unsigned int cpu, this_cpu = get_cpu(); cpumask_t map; + cpumask_t tmp = current->cpus_allowed; set_cpus_allowed(current, cpumask_of_cpu(this_cpu)); put_cpu(); @@ -258,6 +259,7 @@ void cpu_idle_wait(void) } cpus_and(map, map, cpu_online_map); } while (!cpus_empty(map)); + set_cpus_allowed(current, tmp); } EXPORT_SYMBOL_GPL(cpu_idle_wait); -- cgit v1.2.3 From 8737d59579c5e61ea3d5da4bd63303159fd1cf7e Mon Sep 17 00:00:00 2001 From: Milind Arun Choudhary Date: Sun, 15 Apr 2007 22:51:23 +0530 Subject: [IA64] SPIN_LOCK_UNLOCKED macro cleanup in arch/ia64 SPIN_LOCK_UNLOCKED macro cleanup, use __SPIN_LOCK_UNLOCKED instead. Signed-off-by: Milind Arun Choudhary Signed-off-by: Tony Luck --- arch/ia64/kernel/traps.c | 6 +++--- arch/ia64/kernel/unwind.c | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c index 765cbe5ba6a..cd5189f9962 100644 --- a/arch/ia64/kernel/traps.c +++ b/arch/ia64/kernel/traps.c @@ -59,9 +59,9 @@ die (const char *str, struct pt_regs *regs, long err) u32 lock_owner; int lock_owner_depth; } die = { - .lock = SPIN_LOCK_UNLOCKED, - .lock_owner = -1, - .lock_owner_depth = 0 + .lock = __SPIN_LOCK_UNLOCKED(die.lock), + .lock_owner = -1, + .lock_owner_depth = 0 }; static int die_counter; int cpu = get_cpu(); diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c index 93d5a3b41f6..e3be21c7bd4 100644 --- a/arch/ia64/kernel/unwind.c +++ b/arch/ia64/kernel/unwind.c @@ -145,7 +145,7 @@ static struct { # endif } unw = { .tables = &unw.kernel_table, - .lock = SPIN_LOCK_UNLOCKED, + .lock = __SPIN_LOCK_UNLOCKED(unw.lock), .save_order = { UNW_REG_RP, UNW_REG_PFS, UNW_REG_PSP, UNW_REG_PR, UNW_REG_UNAT, UNW_REG_LC, UNW_REG_FPSR, UNW_REG_PRI_UNAT_GR -- cgit v1.2.3 From 3be44b9cc33d26930cb3bb014f35f582c6522481 Mon Sep 17 00:00:00 2001 From: Jack Steiner Date: Tue, 8 May 2007 14:50:43 -0700 Subject: [IA64] Optional method to purge the TLB on SN systems This patch adds an optional method for purging the TLB on SN IA64 systems. The change should not affect any non-SN system. Signed-off-by: Jack Steiner Signed-off-by: Tony Luck --- arch/ia64/kernel/irq_ia64.c | 27 ++++++++++++++---- arch/ia64/kernel/smp.c | 68 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 90 insertions(+), 5 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 456f57b087c..9a5f41be760 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -39,6 +39,7 @@ #include #include #include +#include #ifdef CONFIG_PERFMON # include @@ -127,8 +128,10 @@ void destroy_irq(unsigned int irq) #ifdef CONFIG_SMP # define IS_RESCHEDULE(vec) (vec == IA64_IPI_RESCHEDULE) +# define IS_LOCAL_TLB_FLUSH(vec) (vec == IA64_IPI_LOCAL_TLB_FLUSH) #else # define IS_RESCHEDULE(vec) (0) +# define IS_LOCAL_TLB_FLUSH(vec) (0) #endif /* * That's where the IVT branches when we get an external @@ -180,8 +183,11 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs) saved_tpr = ia64_getreg(_IA64_REG_CR_TPR); ia64_srlz_d(); while (vector != IA64_SPURIOUS_INT_VECTOR) { - if (unlikely(IS_RESCHEDULE(vector))) - kstat_this_cpu.irqs[vector]++; + if (unlikely(IS_LOCAL_TLB_FLUSH(vector))) { + smp_local_flush_tlb(); + kstat_this_cpu.irqs[vector]++; + } else if (unlikely(IS_RESCHEDULE(vector))) + kstat_this_cpu.irqs[vector]++; else { ia64_setreg(_IA64_REG_CR_TPR, vector); ia64_srlz_d(); @@ -227,8 +233,11 @@ void ia64_process_pending_intr(void) * Perform normal interrupt style processing */ while (vector != IA64_SPURIOUS_INT_VECTOR) { - if (unlikely(IS_RESCHEDULE(vector))) - kstat_this_cpu.irqs[vector]++; + if (unlikely(IS_LOCAL_TLB_FLUSH(vector))) { + smp_local_flush_tlb(); + kstat_this_cpu.irqs[vector]++; + } else if (unlikely(IS_RESCHEDULE(vector))) + kstat_this_cpu.irqs[vector]++; else { struct pt_regs *old_regs = set_irq_regs(NULL); @@ -260,12 +269,12 @@ void ia64_process_pending_intr(void) #ifdef CONFIG_SMP -extern irqreturn_t handle_IPI (int irq, void *dev_id); static irqreturn_t dummy_handler (int irq, void *dev_id) { BUG(); } +extern irqreturn_t handle_IPI (int irq, void *dev_id); static struct irqaction ipi_irqaction = { .handler = handle_IPI, @@ -278,6 +287,13 @@ static struct irqaction resched_irqaction = { .flags = IRQF_DISABLED, .name = "resched" }; + +static struct irqaction tlb_irqaction = { + .handler = dummy_handler, + .flags = SA_INTERRUPT, + .name = "tlb_flush" +}; + #endif void @@ -303,6 +319,7 @@ init_IRQ (void) #ifdef CONFIG_SMP register_percpu_irq(IA64_IPI_VECTOR, &ipi_irqaction); register_percpu_irq(IA64_IPI_RESCHEDULE, &resched_irqaction); + register_percpu_irq(IA64_IPI_LOCAL_TLB_FLUSH, &tlb_irqaction); #endif #ifdef CONFIG_PERFMON pfm_init_percpu(); diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index 55ddd809b02..221de380456 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@ -49,6 +49,18 @@ #include #include +/* + * Note: alignment of 4 entries/cacheline was empirically determined + * to be a good tradeoff between hot cachelines & spreading the array + * across too many cacheline. + */ +static struct local_tlb_flush_counts { + unsigned int count; +} __attribute__((__aligned__(32))) local_tlb_flush_counts[NR_CPUS]; + +static DEFINE_PER_CPU(unsigned int, shadow_flush_counts[NR_CPUS]) ____cacheline_aligned; + + /* * Structure and data for smp_call_function(). This is designed to minimise static memory * requirements. It also looks cleaner. @@ -248,6 +260,62 @@ smp_send_reschedule (int cpu) platform_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0); } +/* + * Called with preeemption disabled. + */ +static void +smp_send_local_flush_tlb (int cpu) +{ + platform_send_ipi(cpu, IA64_IPI_LOCAL_TLB_FLUSH, IA64_IPI_DM_INT, 0); +} + +void +smp_local_flush_tlb(void) +{ + /* + * Use atomic ops. Otherwise, the load/increment/store sequence from + * a "++" operation can have the line stolen between the load & store. + * The overhead of the atomic op in negligible in this case & offers + * significant benefit for the brief periods where lots of cpus + * are simultaneously flushing TLBs. + */ + ia64_fetchadd(1, &local_tlb_flush_counts[smp_processor_id()].count, acq); + local_flush_tlb_all(); +} + +#define FLUSH_DELAY 5 /* Usec backoff to eliminate excessive cacheline bouncing */ + +void +smp_flush_tlb_cpumask(cpumask_t xcpumask) +{ + unsigned int *counts = __ia64_per_cpu_var(shadow_flush_counts); + cpumask_t cpumask = xcpumask; + int mycpu, cpu, flush_mycpu = 0; + + preempt_disable(); + mycpu = smp_processor_id(); + + for_each_cpu_mask(cpu, cpumask) + counts[cpu] = local_tlb_flush_counts[cpu].count; + + mb(); + for_each_cpu_mask(cpu, cpumask) { + if (cpu == mycpu) + flush_mycpu = 1; + else + smp_send_local_flush_tlb(cpu); + } + + if (flush_mycpu) + smp_local_flush_tlb(); + + for_each_cpu_mask(cpu, cpumask) + while(counts[cpu] == local_tlb_flush_counts[cpu].count) + udelay(FLUSH_DELAY); + + preempt_enable(); +} + void smp_flush_tlb_all (void) { -- cgit v1.2.3 From 690def21414fa43fac1b8053fd952c0366c476de Mon Sep 17 00:00:00 2001 From: Kirill Korotaev Date: Mon, 19 Mar 2007 14:04:20 +0300 Subject: [IA64] unwind did not work for processes born with CLONE_STOPPED Minor problem for mainstream. Big problem for checkpoint/restore, because all the stopped/traced processes are born in this state, hence they cannot be checkpointed again due to failing unwind. The problem was identified as assumption in kernel unwind library that top level frame is different of syscall frame. It is the case unless process was born with CLONE_STOPPED. Author: Alexey Kuznetsov Signed-Off-By: Alexey Kuznetsov Signed-Off-By: Kirill Korotaev Signed-off-by: Tony Luck --- arch/ia64/kernel/unwind.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c index e3be21c7bd4..fe1426266b9 100644 --- a/arch/ia64/kernel/unwind.c +++ b/arch/ia64/kernel/unwind.c @@ -60,6 +60,7 @@ # define UNW_DEBUG_ON(n) unw_debug_level >= n /* Do not code a printk level, not all debug lines end in newline */ # define UNW_DPRINT(n, ...) if (UNW_DEBUG_ON(n)) printk(__VA_ARGS__) +# undef inline # define inline #else /* !UNW_DEBUG */ # define UNW_DEBUG_ON(n) 0 @@ -1943,9 +1944,9 @@ EXPORT_SYMBOL(unw_unwind); int unw_unwind_to_user (struct unw_frame_info *info) { - unsigned long ip, sp, pr = 0; + unsigned long ip, sp, pr = info->pr; - while (unw_unwind(info) >= 0) { + do { unw_get_sp(info, &sp); if ((long)((unsigned long)info->task + IA64_STK_OFFSET - sp) < IA64_PT_REGS_SIZE) { @@ -1963,7 +1964,7 @@ unw_unwind_to_user (struct unw_frame_info *info) __FUNCTION__, ip); return -1; } - } + } while (unw_unwind(info) >= 0); unw_get_ip(info, &ip); UNW_DPRINT(0, "unwind.%s: failed to unwind to user-level (ip=0x%lx)\n", __FUNCTION__, ip); -- cgit v1.2.3 From 4a177cbf84f827cf9f1d6cfa5264fafd3cc33ce0 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Tue, 23 Jan 2007 19:03:17 +0300 Subject: [IA64] Add TIF_RESTORE_SIGMASK Preparation for pselect and ppoll. ia32 compat code not tested. :-( Signed-off-by: Alexey Kuznetsov Signed-off-by: Alexey Dobriyan Signed-off-by: Tony Luck --- arch/ia64/kernel/entry.S | 26 ----------------- arch/ia64/kernel/process.c | 6 ++-- arch/ia64/kernel/sigframe.h | 2 +- arch/ia64/kernel/signal.c | 71 +++++++++++++++------------------------------ 4 files changed, 27 insertions(+), 78 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 55fd2d5471e..156a6fa031f 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1199,32 +1199,6 @@ ENTRY(notify_resume_user) br.ret.sptk.many rp END(notify_resume_user) -GLOBAL_ENTRY(sys_rt_sigsuspend) - .prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(8) - alloc loc1=ar.pfs,8,2,3,0 // preserve all eight input regs in case of syscall restart! - mov r9=ar.unat - mov loc0=rp // save return address - mov out0=in0 // mask - mov out1=in1 // sigsetsize - adds out2=8,sp // out2=&sigscratch->ar_pfs - ;; - .fframe 16 - .spillsp ar.unat, 16 - st8 [sp]=r9,-16 // allocate space for ar.unat and save it - st8 [out2]=loc1,-8 // save ar.pfs, out2=&sigscratch - .body - br.call.sptk.many rp=ia64_rt_sigsuspend -.ret17: .restore sp - adds sp=16,sp // pop scratch stack space - ;; - ld8 r9=[sp] // load new unat from sw->caller_unat - mov rp=loc0 - ;; - mov ar.unat=r9 - mov ar.pfs=loc1 - br.ret.sptk.many rp -END(sys_rt_sigsuspend) - ENTRY(sys_rt_sigreturn) PT_REGS_UNWIND_INFO(0) /* diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index cba6ac39873..d7b7d3da1eb 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -156,7 +156,7 @@ show_regs (struct pt_regs *regs) } void -do_notify_resume_user (sigset_t *oldset, struct sigscratch *scr, long in_syscall) +do_notify_resume_user (sigset_t *unused, struct sigscratch *scr, long in_syscall) { if (fsys_mode(current, &scr->pt)) { /* defer signal-handling etc. until we return to privilege-level 0. */ @@ -171,8 +171,8 @@ do_notify_resume_user (sigset_t *oldset, struct sigscratch *scr, long in_syscall #endif /* deal with pending signal delivery */ - if (test_thread_flag(TIF_SIGPENDING)) - ia64_do_signal(oldset, scr, in_syscall); + if (test_thread_flag(TIF_SIGPENDING)||test_thread_flag(TIF_RESTORE_SIGMASK)) + ia64_do_signal(scr, in_syscall); } static int pal_halt = 1; diff --git a/arch/ia64/kernel/sigframe.h b/arch/ia64/kernel/sigframe.h index 37b986cb86e..9fd9a1933b3 100644 --- a/arch/ia64/kernel/sigframe.h +++ b/arch/ia64/kernel/sigframe.h @@ -22,4 +22,4 @@ struct sigframe { struct sigcontext sc; }; -extern long ia64_do_signal (sigset_t *, struct sigscratch *, long); +extern void ia64_do_signal (struct sigscratch *, long); diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c index 77f8b49c788..034b81d62bb 100644 --- a/arch/ia64/kernel/signal.c +++ b/arch/ia64/kernel/signal.c @@ -41,47 +41,6 @@ # define GET_SIGSET(k,u) __get_user((k)->sig[0], &(u)->sig[0]) #endif -long -ia64_rt_sigsuspend (sigset_t __user *uset, size_t sigsetsize, struct sigscratch *scr) -{ - sigset_t oldset, set; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (!access_ok(VERIFY_READ, uset, sigsetsize)) - return -EFAULT; - - if (GET_SIGSET(&set, uset)) - return -EFAULT; - - sigdelsetmask(&set, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - { - oldset = current->blocked; - current->blocked = set; - recalc_sigpending(); - } - spin_unlock_irq(¤t->sighand->siglock); - - /* - * The return below usually returns to the signal handler. We need to - * pre-set the correct error code here to ensure that the right values - * get saved in sigcontext by ia64_do_signal. - */ - scr->pt.r8 = EINTR; - scr->pt.r10 = -1; - - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (ia64_do_signal(&oldset, scr, 1)) - return -EINTR; - } -} - asmlinkage long sys_sigaltstack (const stack_t __user *uss, stack_t __user *uoss, long arg2, long arg3, long arg4, long arg5, long arg6, long arg7, @@ -478,10 +437,11 @@ handle_signal (unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigse * Note that `init' is a special process: it doesn't get signals it doesn't want to * handle. Thus you cannot kill init even with a SIGKILL even by mistake. */ -long -ia64_do_signal (sigset_t *oldset, struct sigscratch *scr, long in_syscall) +void +ia64_do_signal (struct sigscratch *scr, long in_syscall) { struct k_sigaction ka; + sigset_t *oldset; siginfo_t info; long restart = in_syscall; long errno = scr->pt.r8; @@ -493,9 +453,11 @@ ia64_do_signal (sigset_t *oldset, struct sigscratch *scr, long in_syscall) * doing anything if so. */ if (!user_mode(&scr->pt)) - return 0; + return; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; /* @@ -558,8 +520,15 @@ ia64_do_signal (sigset_t *oldset, struct sigscratch *scr, long in_syscall) * Whee! Actually deliver the signal. If the delivery failed, we need to * continue to iterate in this loop so we can deliver the SIGSEGV... */ - if (handle_signal(signr, &ka, &info, oldset, scr)) - return 1; + if (handle_signal(signr, &ka, &info, oldset, scr)) { + /* a signal was successfully delivered; the saved + * sigmask will have been stored in the signal frame, + * and will be restored by sigreturn, so we can simply + * clear the TIF_RESTORE_SIGMASK flag */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + clear_thread_flag(TIF_RESTORE_SIGMASK); + return; + } } /* Did we come from a system call? */ @@ -585,5 +554,11 @@ ia64_do_signal (sigset_t *oldset, struct sigscratch *scr, long in_syscall) } } } - return 0; + + /* if there's no signal to deliver, we just put the saved sigmask + * back */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } -- cgit v1.2.3 From e180583b85f4a48bd55924712c88e5d8eb182e08 Mon Sep 17 00:00:00 2001 From: Alexey Kuznetsov Date: Tue, 8 May 2007 15:57:59 -0700 Subject: [IA64] wire up pselect, ppoll Signed-off-by: Alexey Kuznetsov Signed-off-by: Alexey Dobriyan Signed-off-by: Tony Luck --- arch/ia64/kernel/entry.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/ia64/kernel') diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 156a6fa031f..b50bf208678 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1572,8 +1572,8 @@ sys_call_table: data8 sys_readlinkat data8 sys_fchmodat data8 sys_faccessat - data8 sys_ni_syscall // reserved for pselect - data8 sys_ni_syscall // 1295 reserved for ppoll + data8 sys_pselect6 + data8 sys_ppoll data8 sys_unshare data8 sys_splice data8 sys_set_robust_list -- cgit v1.2.3