AcoSail/kernel_optimize_test
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Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

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* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
  [IA64] Fix CONFIG_IA64_SGI_UV build error
  [IA64] Update check_sal_cache_flush to use platform_send_ipi()
  [IA64] perfmon: fix async exit bug
This commit is contained in:
Linus Torvalds 2008-06-16 11:52:43 -07:00
commit c8988f9682
5 changed files with 27 additions and 10 deletions
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1
arch/ia64/Makefile
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@ -57,6 +57,7 @@ core-$(CONFIG_IA64_GENERIC) += arch/ia64/dig/
core-$(CONFIG_IA64_HP_ZX1) += arch/ia64/dig/
core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/
core-$(CONFIG_IA64_SGI_SN2) += arch/ia64/sn/
core-$(CONFIG_IA64_SGI_UV) += arch/ia64/uv/
core-$(CONFIG_KVM) += arch/ia64/kvm/
drivers-$(CONFIG_PCI) += arch/ia64/pci/

10
arch/ia64/kernel/perfmon.c
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@ -1864,11 +1864,6 @@ pfm_flush(struct file *filp, fl_owner_t id)
* invoked after, it will find an empty queue and no
* signal will be sent. In both case, we are safe
*/
if (filp->f_flags & FASYNC) {
DPRINT(("cleaning up async_queue=%p\n", ctx->ctx_async_queue));
pfm_do_fasync (-1, filp, ctx, 0);
}
PROTECT_CTX(ctx, flags);
state = ctx->ctx_state;
@ -1999,6 +1994,11 @@ pfm_close(struct inode *inode, struct file *filp)
return -EBADF;
}
if (filp->f_flags & FASYNC) {
DPRINT(("cleaning up async_queue=%p\n", ctx->ctx_async_queue));
pfm_do_fasync(-1, filp, ctx, 0);
}
PROTECT_CTX(ctx, flags);
state = ctx->ctx_state;

7
arch/ia64/kernel/sal.c
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@ -252,11 +252,10 @@ check_sal_cache_flush (void)
local_irq_save(flags);
/*
* Schedule a timer interrupt, wait until it's reported, and see if
* SAL_CACHE_FLUSH drops it.
* Send ourselves a timer interrupt, wait until it's reported, and see
* if SAL_CACHE_FLUSH drops it.
*/
ia64_set_itv(IA64_TIMER_VECTOR);
ia64_set_itm(ia64_get_itc() + 1000);
platform_send_ipi(cpu, IA64_TIMER_VECTOR, IA64_IPI_DM_INT, 0);
while (!ia64_get_irr(IA64_TIMER_VECTOR))
cpu_relax();

12
arch/ia64/uv/kernel/setup.c
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@ -17,6 +17,9 @@
DEFINE_PER_CPU(struct uv_hub_info_s, __uv_hub_info);
EXPORT_PER_CPU_SYMBOL_GPL(__uv_hub_info);
#ifdef CONFIG_IA64_SGI_UV
int sn_prom_type;
#endif
struct redir_addr {
unsigned long redirect;
@ -64,6 +67,15 @@ void __init uv_setup(char **cmdline_p)
m_n_config.s.m_skt = 37;
m_n_config.s.n_skt = 0;
mmr_base = 0;
#if 0
/* Need BIOS calls - TDB */
if (!ia64_sn_is_fake_prom())
sn_prom_type = 1;
else
#endif
sn_prom_type = 2;
printk(KERN_INFO "Running on medusa with %s PROM\n",
(sn_prom_type == 1) ? "real" : "fake");
} else {
get_lowmem_redirect(&lowmem_redir_base, &lowmem_redir_size);
node_id.v = uv_read_local_mmr(UVH_NODE_ID);

7
include/asm-ia64/sn/simulator.h
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@ -8,7 +8,7 @@
#ifndef _ASM_IA64_SN_SIMULATOR_H
#define _ASM_IA64_SN_SIMULATOR_H
#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_SGI_UV)
#define SNMAGIC 0xaeeeeeee8badbeefL
#define IS_MEDUSA() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;})
@ -16,5 +16,10 @@
#define IS_RUNNING_ON_SIMULATOR() (sn_prom_type)
#define IS_RUNNING_ON_FAKE_PROM() (sn_prom_type == 2)
extern int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */
#else
#define IS_MEDUSA() 0
#define SIMULATOR_SLEEP()
#define IS_RUNNING_ON_SIMULATOR() 0
#endif
#endif /* _ASM_IA64_SN_SIMULATOR_H */