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author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-11 23:08:08 +0200 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-11 23:08:08 +0200 |
commit | 1604d9c8f8dffafe3a077dc5ae7c935d2318bcf6 (patch) | |
tree | 176e2dd02e60942bd1afc7ec45bbb18939461424 /arch | |
parent | [PATCH] v850: Update mmu.h header to match implementation changes (diff) | |
parent | [IA64] assign_irq_vector() should not panic (diff) | |
download | linux-1604d9c8f8dffafe3a077dc5ae7c935d2318bcf6.tar.xz linux-1604d9c8f8dffafe3a077dc5ae7c935d2318bcf6.zip |
Merge master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6
Diffstat (limited to 'arch')
-rw-r--r-- | arch/ia64/hp/sim/simeth.c | 6 | ||||
-rw-r--r-- | arch/ia64/hp/sim/simserial.c | 7 | ||||
-rw-r--r-- | arch/ia64/kernel/entry.S | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/iosapic.c | 13 | ||||
-rw-r--r-- | arch/ia64/kernel/irq_ia64.c | 15 | ||||
-rw-r--r-- | arch/ia64/kernel/perfmon.c | 1 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/tiocx.c | 1 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/xpc_main.c | 16 |
8 files changed, 26 insertions, 35 deletions
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c index ae84a1018a89..0639ec0ed015 100644 --- a/arch/ia64/hp/sim/simeth.c +++ b/arch/ia64/hp/sim/simeth.c @@ -191,7 +191,7 @@ simeth_probe1(void) unsigned char mac_addr[ETH_ALEN]; struct simeth_local *local; struct net_device *dev; - int fd, i, err; + int fd, i, err, rc; /* * XXX Fix me @@ -228,7 +228,9 @@ simeth_probe1(void) return err; } - dev->irq = assign_irq_vector(AUTO_ASSIGN); + if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); + dev->irq = rc; /* * attach the interrupt in the simulator, this does enable interrupts diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 7a8ae0f4b387..7dcb8582ae0d 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -982,7 +982,7 @@ static struct tty_operations hp_ops = { static int __init simrs_init (void) { - int i; + int i, rc; struct serial_state *state; if (!ia64_platform_is("hpsim")) @@ -1017,7 +1017,10 @@ simrs_init (void) if (state->type == PORT_UNKNOWN) continue; if (!state->irq) { - state->irq = assign_irq_vector(AUTO_ASSIGN); + if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0) + panic("%s: out of interrupt vectors!\n", + __FUNCTION__); + state->irq = rc; ia64_ssc_connect_irq(KEYBOARD_INTR, state->irq); } diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 69f88d561d62..bb9a506deb78 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1249,7 +1249,7 @@ ENTRY(sys_rt_sigreturn) stf.spill [r17]=f11 adds out0=16,sp // out0 = &sigscratch br.call.sptk.many rp=ia64_rt_sigreturn -.ret19: .restore sp 0 +.ret19: .restore sp,0 adds sp=16,sp ;; ld8 r9=[sp] // load new ar.unat diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index c170be095ccd..7936b62f7a2e 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -489,8 +489,6 @@ static int iosapic_find_sharable_vector (unsigned long trigger, unsigned long po } } } - if (vector < 0) - panic("%s: out of interrupt vectors!\n", __FUNCTION__); return vector; } @@ -506,6 +504,8 @@ iosapic_reassign_vector (int vector) if (!list_empty(&iosapic_intr_info[vector].rtes)) { new_vector = assign_irq_vector(AUTO_ASSIGN); + if (new_vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); printk(KERN_INFO "Reassigning vector %d to %d\n", vector, new_vector); memcpy(&iosapic_intr_info[new_vector], &iosapic_intr_info[vector], sizeof(struct iosapic_intr_info)); @@ -734,9 +734,12 @@ again: spin_unlock_irqrestore(&iosapic_lock, flags); /* If vector is running out, we try to find a sharable vector */ - vector = assign_irq_vector_nopanic(AUTO_ASSIGN); - if (vector < 0) + vector = assign_irq_vector(AUTO_ASSIGN); + if (vector < 0) { vector = iosapic_find_sharable_vector(trigger, polarity); + if (vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); + } spin_lock_irqsave(&irq_descp(vector)->lock, flags); spin_lock(&iosapic_lock); @@ -884,6 +887,8 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, break; case ACPI_INTERRUPT_INIT: vector = assign_irq_vector(AUTO_ASSIGN); + if (vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); delivery = IOSAPIC_INIT; break; case ACPI_INTERRUPT_CPEI: diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 4fe60c7a2e90..6c4d59fd0364 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -63,30 +63,19 @@ EXPORT_SYMBOL(isa_irq_to_vector_map); static unsigned long ia64_vector_mask[BITS_TO_LONGS(IA64_NUM_DEVICE_VECTORS)]; int -assign_irq_vector_nopanic (int irq) +assign_irq_vector (int irq) { int pos, vector; again: pos = find_first_zero_bit(ia64_vector_mask, IA64_NUM_DEVICE_VECTORS); vector = IA64_FIRST_DEVICE_VECTOR + pos; if (vector > IA64_LAST_DEVICE_VECTOR) - return -1; + return -ENOSPC; if (test_and_set_bit(pos, ia64_vector_mask)) goto again; return vector; } -int -assign_irq_vector (int irq) -{ - int vector = assign_irq_vector_nopanic(irq); - - if (vector < 0) - panic("assign_irq_vector: out of interrupt vectors!"); - - return vector; -} - void free_irq_vector (int vector) { diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 6407bff6bfd7..b8ebb8e427ef 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -37,7 +37,6 @@ #include <linux/vfs.h> #include <linux/pagemap.h> #include <linux/mount.h> -#include <linux/version.h> #include <linux/bitops.h> #include <asm/errno.h> diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c index c1cbcd1a1398..254fe15c064b 100644 --- a/arch/ia64/sn/kernel/tiocx.c +++ b/arch/ia64/sn/kernel/tiocx.c @@ -8,7 +8,6 @@ #include <linux/module.h> #include <linux/kernel.h> -#include <linux/version.h> #include <linux/slab.h> #include <linux/spinlock.h> #include <linux/proc_fs.h> diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c index 177ddb748ebe..d580adcad927 100644 --- a/arch/ia64/sn/kernel/xpc_main.c +++ b/arch/ia64/sn/kernel/xpc_main.c @@ -53,6 +53,7 @@ #include <linux/cache.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/delay.h> #include <asm/sn/intr.h> #include <asm/sn/sn_sal.h> #include <asm/uaccess.h> @@ -308,8 +309,7 @@ xpc_make_first_contact(struct xpc_partition *part) "partition %d\n", XPC_PARTID(part)); /* wait a 1/4 of a second or so */ - set_current_state(TASK_INTERRUPTIBLE); - (void) schedule_timeout(0.25 * HZ); + msleep_interruptible(250); if (part->act_state == XPC_P_DEACTIVATING) { return part->reason; @@ -841,9 +841,7 @@ xpc_do_exit(void) down(&xpc_discovery_exited); - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(0.3 * HZ); - set_current_state(TASK_RUNNING); + msleep_interruptible(300); /* wait for all partitions to become inactive */ @@ -860,12 +858,8 @@ xpc_do_exit(void) } } - if (active_part_count) { - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(0.3 * HZ); - set_current_state(TASK_RUNNING); - } - + if (active_part_count) + msleep_interruptible(300); } while (active_part_count > 0); |