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| author | Ralf Baechle <ralf@linux-mips.org> | 2006-04-05 09:45:45 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-04-19 04:14:28 +0200 |
| commit | 41c594ab65fc89573af296d192aa5235d09717ab (patch) | |
| tree | 562462512a320f386bdf49eabfbb26bb3ee761fa /arch/mips/kernel/process.c | |
| parent | 2600990e640e3bef29ed89d565864cf16ee83833 (diff) | |
| download | linux-41c594ab65fc89573af296d192aa5235d09717ab.tar.gz linux-41c594ab65fc89573af296d192aa5235d09717ab.tar.bz2 linux-41c594ab65fc89573af296d192aa5235d09717ab.zip | |
[MIPS] MT: Improved multithreading support.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/process.c')
| -rw-r--r-- | arch/mips/kernel/process.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index c66db5e5ab62..8b393df460a2 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -41,6 +41,10 @@ #include <asm/elf.h> #include <asm/isadep.h> #include <asm/inst.h> +#ifdef CONFIG_MIPS_MT_SMTC +#include <asm/mipsmtregs.h> +extern void smtc_idle_loop_hook(void); +#endif /* CONFIG_MIPS_MT_SMTC */ /* * The idle thread. There's no useful work to be done, so just try to conserve @@ -51,9 +55,13 @@ ATTRIB_NORET void cpu_idle(void) { /* endless idle loop with no priority at all */ while (1) { - while (!need_resched()) + while (!need_resched()) { +#ifdef CONFIG_MIPS_MT_SMTC + smtc_idle_loop_hook(); +#endif /* CONFIG_MIPS_MT_SMTC */ if (cpu_wait) (*cpu_wait)(); + } preempt_enable_no_resched(); schedule(); preempt_disable(); |