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| author | David S. Miller <davem@davemloft.net> | 2008-10-08 14:56:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-10-08 14:56:41 -0700 |
| commit | 4dd565134ece7e5d528d4c5288879310c54419e9 (patch) | |
| tree | e08910d2d0feae0c030f8f01acc9b03eb760ad9a /arch/mips/kernel/process.c | |
| parent | 071d7ab6649eb34a873a53e71635186e9117101d (diff) | |
| parent | 69849375d6b13e94d08cdc94b49b11fbab454a0e (diff) | |
| download | linux-rt-4dd565134ece7e5d528d4c5288879310c54419e9.tar.gz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/e1000e/ich8lan.c
drivers/net/e1000e/netdev.c
Diffstat (limited to 'arch/mips/kernel/process.c')
| -rw-r--r-- | arch/mips/kernel/process.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index ce7684335a41..22fc19bbe87f 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -55,7 +55,7 @@ void __noreturn cpu_idle(void) while (1) { tick_nohz_stop_sched_tick(1); while (!need_resched()) { -#ifdef CONFIG_SMTC_IDLE_HOOK_DEBUG +#ifdef CONFIG_MIPS_MT_SMTC extern void smtc_idle_loop_hook(void); smtc_idle_loop_hook(); @@ -145,19 +145,18 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, */ p->thread.cp0_status = read_c0_status() & ~(ST0_CU2|ST0_CU1); childregs->cp0_status &= ~(ST0_CU2|ST0_CU1); + +#ifdef CONFIG_MIPS_MT_SMTC + /* + * SMTC restores TCStatus after Status, and the CU bits + * are aliased there. + */ + childregs->cp0_tcstatus &= ~(ST0_CU2|ST0_CU1); +#endif clear_tsk_thread_flag(p, TIF_USEDFPU); #ifdef CONFIG_MIPS_MT_FPAFF clear_tsk_thread_flag(p, TIF_FPUBOUND); - - /* - * FPU affinity support is cleaner if we track the - * user-visible CPU affinity from the very beginning. - * The generic cpus_allowed mask will already have - * been copied from the parent before copy_thread - * is invoked. - */ - p->thread.user_cpus_allowed = p->cpus_allowed; #endif /* CONFIG_MIPS_MT_FPAFF */ if (clone_flags & CLONE_SETTLS) |