diff options
| author | David S. Miller <davem@davemloft.net> | 2010-04-11 14:53:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-11 14:53:53 -0700 |
| commit | 871039f02f8ec4ab2e5e9010718caa8e085786f1 (patch) | |
| tree | f0d2b3127fc48c862967d68c46c2d46668137515 /arch/microblaze/kernel/process.c | |
| parent | e4077e018b5ead3de9951fc01d8bf12eeeeeefed (diff) | |
| parent | 4a1032faac94ebbf647460ae3e06fc21146eb280 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/stmmac/stmmac_main.c
drivers/net/wireless/wl12xx/wl1271_cmd.c
drivers/net/wireless/wl12xx/wl1271_main.c
drivers/net/wireless/wl12xx/wl1271_spi.c
net/core/ethtool.c
net/mac80211/scan.c
Diffstat (limited to 'arch/microblaze/kernel/process.c')
| -rw-r--r-- | arch/microblaze/kernel/process.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c index 812f1bf06c9e..09bed44dfcd3 100644 --- a/arch/microblaze/kernel/process.c +++ b/arch/microblaze/kernel/process.c @@ -15,6 +15,7 @@ #include <linux/bitops.h> #include <asm/system.h> #include <asm/pgalloc.h> +#include <asm/uaccess.h> /* for USER_DS macros */ #include <asm/cacheflush.h> void show_regs(struct pt_regs *regs) @@ -74,7 +75,10 @@ __setup("hlt", hlt_setup); void default_idle(void) { - if (!hlt_counter) { + if (likely(hlt_counter)) { + while (!need_resched()) + cpu_relax(); + } else { clear_thread_flag(TIF_POLLING_NRFLAG); smp_mb__after_clear_bit(); local_irq_disable(); @@ -82,9 +86,7 @@ void default_idle(void) cpu_sleep(); local_irq_enable(); set_thread_flag(TIF_POLLING_NRFLAG); - } else - while (!need_resched()) - cpu_relax(); + } } void cpu_idle(void) |