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authorMike Travis <travis@sgi.com>2008-12-31 17:34:16 -0800
committerIngo Molnar <mingo@elte.hu>2009-01-03 18:53:31 +0100
commit7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch)
treeef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/ia64
parent6092848a2a23b660150a38bc06f59d75838d70c8 (diff)
parent8c384cdee3e04d6194a2c2b192b624754f990835 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts: arch/x86/kernel/io_apic.c kernel/rcuclassic.c kernel/sched.c kernel/time/tick-sched.c Signed-off-by: Mike Travis <travis@sgi.com> [ mingo@elte.hu: backmerged typo fix for io_apic.c ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/hp/sim/simeth.c25
-rw-r--r--arch/ia64/ia32/sys_ia32.c7
-rw-r--r--arch/ia64/include/asm/topology.h9
-rw-r--r--arch/ia64/kernel/acpi.c3
-rw-r--r--arch/ia64/kernel/iosapic.c23
-rw-r--r--arch/ia64/kernel/mca_drv.c2
-rw-r--r--arch/ia64/kernel/perfmon.c43
-rw-r--r--arch/ia64/kernel/signal.c4
-rw-r--r--arch/ia64/sn/kernel/sn2/sn_hwperf.c27
9 files changed, 80 insertions, 63 deletions
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index 3d47839a0c48..e4d8fde68103 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -167,6 +167,15 @@ netdev_read(int fd, unsigned char *buf, unsigned int len)
return ia64_ssc(fd, __pa(buf), len, 0, SSC_NETDEV_RECV);
}
+static const struct net_device_ops simeth_netdev_ops = {
+ .ndo_open = simeth_open,
+ .ndo_stop = simeth_close,
+ .ndo_start_xmit = simeth_tx,
+ .ndo_get_stats = simeth_get_stats,
+ .ndo_set_multicast_list = set_multicast_list, /* not yet used */
+
+};
+
/*
* Function shared with module code, so cannot be in init section
*
@@ -206,14 +215,10 @@ simeth_probe1(void)
memcpy(dev->dev_addr, mac_addr, sizeof(mac_addr));
- local = dev->priv;
+ local = netdev_priv(dev);
local->simfd = fd; /* keep track of underlying file descriptor */
- dev->open = simeth_open;
- dev->stop = simeth_close;
- dev->hard_start_xmit = simeth_tx;
- dev->get_stats = simeth_get_stats;
- dev->set_multicast_list = set_multicast_list; /* no yet used */
+ dev->netdev_ops = &simeth_netdev_ops;
err = register_netdev(dev);
if (err) {
@@ -325,7 +330,7 @@ simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr)
* we get DOWN then UP.
*/
- local = dev->priv;
+ local = netdev_priv(dev);
/* now do it for real */
r = event == NETDEV_UP ?
netdev_attach(local->simfd, dev->irq, ntohl(ifa->ifa_local)):
@@ -380,7 +385,7 @@ frame_print(unsigned char *from, unsigned char *frame, int len)
static int
simeth_tx(struct sk_buff *skb, struct net_device *dev)
{
- struct simeth_local *local = dev->priv;
+ struct simeth_local *local = netdev_priv(dev);
#if 0
/* ensure we have at least ETH_ZLEN bytes (min frame size) */
@@ -443,7 +448,7 @@ simeth_rx(struct net_device *dev)
int len;
int rcv_count = SIMETH_RECV_MAX;
- local = dev->priv;
+ local = netdev_priv(dev);
/*
* the loop concept has been borrowed from other drivers
* looks to me like it's a throttling thing to avoid pushing to many
@@ -507,7 +512,7 @@ simeth_interrupt(int irq, void *dev_id)
static struct net_device_stats *
simeth_get_stats(struct net_device *dev)
{
- struct simeth_local *local = dev->priv;
+ struct simeth_local *local = netdev_priv(dev);
return &local->stats;
}
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 5e92ae00bdbb..16ef61a91d95 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -1767,25 +1767,24 @@ groups16_from_user(struct group_info *group_info, short __user *grouplist)
asmlinkage long
sys32_getgroups16 (int gidsetsize, short __user *grouplist)
{
+ const struct cred *cred = current_cred();
int i;
if (gidsetsize < 0)
return -EINVAL;
- get_group_info(current->group_info);
- i = current->group_info->ngroups;
+ i = cred->group_info->ngroups;
if (gidsetsize) {
if (i > gidsetsize) {
i = -EINVAL;
goto out;
}
- if (groups16_to_user(grouplist, current->group_info)) {
+ if (groups16_to_user(grouplist, cred->group_info)) {
i = -EFAULT;
goto out;
}
}
out:
- put_group_info(current->group_info);
return i;
}
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
index a3cc9f65f954..76a33a91ca69 100644
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -34,6 +34,7 @@
* Returns a bitmask of CPUs on Node 'node'.
*/
#define node_to_cpumask(node) (node_to_cpu_mask[node])
+#define cpumask_of_node(node) (&node_to_cpu_mask[node])
/*
* Returns the number of the node containing Node 'nid'.
@@ -45,7 +46,7 @@
/*
* Returns the number of the first CPU on Node 'node'.
*/
-#define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node)))
+#define node_to_first_cpu(node) (cpumask_first(cpumask_of_node(node)))
/*
* Determines the node for a given pci bus
@@ -109,6 +110,8 @@ void build_cpu_to_node_map(void);
#define topology_core_id(cpu) (cpu_data(cpu)->core_id)
#define topology_core_siblings(cpu) (cpu_core_map[cpu])
#define topology_thread_siblings(cpu) (per_cpu(cpu_sibling_map, cpu))
+#define topology_core_cpumask(cpu) (&cpu_core_map[cpu])
+#define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu))
#define smt_capable() (smp_num_siblings > 1)
#endif
@@ -119,6 +122,10 @@ extern void arch_fix_phys_package_id(int num, u32 slot);
node_to_cpumask(pcibus_to_node(bus)) \
)
+#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \
+ cpu_all_mask : \
+ cpumask_from_node(pcibus_to_node(bus)))
+
#include <asm-generic/topology.h>
#endif /* _ASM_IA64_TOPOLOGY_H */
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index bd7acc71e8a9..0553648b7595 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -202,7 +202,6 @@ char *__init __acpi_map_table(unsigned long phys_addr, unsigned long size)
Boot-time Table Parsing
-------------------------------------------------------------------------- */
-static int total_cpus __initdata;
static int available_cpus __initdata;
struct acpi_table_madt *acpi_madt __initdata;
static u8 has_8259;
@@ -1001,7 +1000,7 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret)
node = pxm_to_node(pxm);
if (node >= MAX_NUMNODES || !node_online(node) ||
- cpus_empty(node_to_cpumask(node)))
+ cpumask_empty(cpumask_of_node(node)))
return AE_OK;
/* We know a gsi to node mapping! */
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index c8adecd5b416..5cfd3d91001a 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -695,32 +695,31 @@ get_target_cpu (unsigned int gsi, int irq)
#ifdef CONFIG_NUMA
{
int num_cpus, cpu_index, iosapic_index, numa_cpu, i = 0;
- cpumask_t cpu_mask;
+ const struct cpumask *cpu_mask;
iosapic_index = find_iosapic(gsi);
if (iosapic_index < 0 ||
iosapic_lists[iosapic_index].node == MAX_NUMNODES)
goto skip_numa_setup;
- cpu_mask = node_to_cpumask(iosapic_lists[iosapic_index].node);
- cpus_and(cpu_mask, cpu_mask, domain);
- for_each_cpu_mask(numa_cpu, cpu_mask) {
- if (!cpu_online(numa_cpu))
- cpu_clear(numa_cpu, cpu_mask);
+ cpu_mask = cpumask_of_node(iosapic_lists[iosapic_index].node);
+ num_cpus = 0;
+ for_each_cpu_and(numa_cpu, cpu_mask, &domain) {
+ if (cpu_online(numa_cpu))
+ num_cpus++;
}
- num_cpus = cpus_weight(cpu_mask);
-
if (!num_cpus)
goto skip_numa_setup;
/* Use irq assignment to distribute across cpus in node */
cpu_index = irq % num_cpus;
- for (numa_cpu = first_cpu(cpu_mask) ; i < cpu_index ; i++)
- numa_cpu = next_cpu(numa_cpu, cpu_mask);
+ for_each_cpu_and(numa_cpu, cpu_mask, &domain)
+ if (cpu_online(numa_cpu) && i++ >= cpu_index)
+ break;
- if (numa_cpu != NR_CPUS)
+ if (numa_cpu < nr_cpu_ids)
return cpu_physical_id(numa_cpu);
}
skip_numa_setup:
@@ -731,7 +730,7 @@ skip_numa_setup:
* case of NUMA.)
*/
do {
- if (++cpu >= NR_CPUS)
+ if (++cpu >= nr_cpu_ids)
cpu = 0;
} while (!cpu_online(cpu) || !cpu_isset(cpu, domain));
diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c
index fab1d21a4f2c..f94aaa86933f 100644
--- a/arch/ia64/kernel/mca_drv.c
+++ b/arch/ia64/kernel/mca_drv.c
@@ -158,7 +158,7 @@ mca_handler_bh(unsigned long paddr, void *iip, unsigned long ipsr)
ia64_mlogbuf_dump();
printk(KERN_ERR "OS_MCA: process [cpu %d, pid: %d, uid: %d, "
"iip: %p, psr: 0x%lx,paddr: 0x%lx](%s) encounters MCA.\n",
- raw_smp_processor_id(), current->pid, current->uid,
+ raw_smp_processor_id(), current->pid, current_uid(),
iip, ipsr, paddr, current->comm);
spin_lock(&mca_bh_lock);
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 6543a5547c84..0e499757309b 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2220,8 +2220,8 @@ pfm_alloc_file(pfm_context_t *ctx)
DPRINT(("new inode ino=%ld @%p\n", inode->i_ino, inode));
inode->i_mode = S_IFCHR|S_IRUGO;
- inode->i_uid = current->fsuid;
- inode->i_gid = current->fsgid;
+ inode->i_uid = current_fsuid();
+ inode->i_gid = current_fsgid();
sprintf(name, "[%lu]", inode->i_ino);
this.name = name;
@@ -2399,22 +2399,33 @@ error_kmem:
static int
pfm_bad_permissions(struct task_struct *task)
{
+ const struct cred *tcred;
+ uid_t uid = current_uid();
+ gid_t gid = current_gid();
+ int ret;
+
+ rcu_read_lock();
+ tcred = __task_cred(task);
+
/* inspired by ptrace_attach() */
DPRINT(("cur: uid=%d gid=%d task: euid=%d suid=%d uid=%d egid=%d sgid=%d\n",
- current->uid,
- current->gid,
- task->euid,
- task->suid,
- task->uid,
- task->egid,
- task->sgid));
-
- return ((current->uid != task->euid)
- || (current->uid != task->suid)
- || (current->uid != task->uid)
- || (current->gid != task->egid)
- || (current->gid != task->sgid)
- || (current->gid != task->gid)) && !capable(CAP_SYS_PTRACE);
+ uid,
+ gid,
+ tcred->euid,
+ tcred->suid,
+ tcred->uid,
+ tcred->egid,
+ tcred->sgid));
+
+ ret = ((uid != tcred->euid)
+ || (uid != tcred->suid)
+ || (uid != tcred->uid)
+ || (gid != tcred->egid)
+ || (gid != tcred->sgid)
+ || (gid != tcred->gid)) && !capable(CAP_SYS_PTRACE);
+
+ rcu_read_unlock();
+ return ret;
}
static int
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index e12500a9c443..e1821ca4c7df 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -229,7 +229,7 @@ ia64_rt_sigreturn (struct sigscratch *scr)
si.si_errno = 0;
si.si_code = SI_KERNEL;
si.si_pid = task_pid_vnr(current);
- si.si_uid = current->uid;
+ si.si_uid = current_uid();
si.si_addr = sc;
force_sig_info(SIGSEGV, &si, current);
return retval;
@@ -326,7 +326,7 @@ force_sigsegv_info (int sig, void __user *addr)
si.si_errno = 0;
si.si_code = SI_KERNEL;
si.si_pid = task_pid_vnr(current);
- si.si_uid = current->uid;
+ si.si_uid = current_uid();
si.si_addr = addr;
force_sig_info(SIGSEGV, &si, current);
return 0;
diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index 636588e7e068..be339477f906 100644
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -385,7 +385,6 @@ static int sn_topology_show(struct seq_file *s, void *d)
int j;
const char *slabname;
int ordinal;
- cpumask_t cpumask;
char slice;
struct cpuinfo_ia64 *c;
struct sn_hwperf_port_info *ptdata;
@@ -473,23 +472,21 @@ static int sn_topology_show(struct seq_file *s, void *d)
* CPUs on this node, if any
*/
if (!SN_HWPERF_IS_IONODE(obj)) {
- cpumask = node_to_cpumask(ordinal);
- for_each_online_cpu(i) {
- if (cpu_isset(i, cpumask)) {
- slice = 'a' + cpuid_to_slice(i);
- c = cpu_data(i);
- seq_printf(s, "cpu %d %s%c local"
- " freq %luMHz, arch ia64",
- i, obj->location, slice,
- c->proc_freq / 1000000);
- for_each_online_cpu(j) {
- seq_printf(s, j ? ":%d" : ", dist %d",
- node_distance(
+ for_each_cpu_and(i, cpu_online_mask,
+ cpumask_of_node(ordinal)) {
+ slice = 'a' + cpuid_to_slice(i);
+ c = cpu_data(i);
+ seq_printf(s, "cpu %d %s%c local"
+ " freq %luMHz, arch ia64",
+ i, obj->location, slice,
+ c->proc_freq / 1000000);
+ for_each_online_cpu(j) {
+ seq_printf(s, j ? ":%d" : ", dist %d",
+ node_distance(
cpu_to_node(i),
cpu_to_node(j)));
- }
- seq_putc(s, '\n');
}
+ seq_putc(s, '\n');
}
}
}