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| author | Thomas Gleixner <tglx@linutronix.de> | 2012-04-20 15:05:42 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2012-04-26 12:06:09 +0200 |
| commit | 8239c25f47d2b318156993b15f33900a86ea5e17 (patch) | |
| tree | a15aa61b05684c0a375fea53da130d7e0462c66c /arch/x86/include/asm/smp.h | |
| parent | m32r: Remove pointless function prototypes (diff) | |
| download | linux-8239c25f47d2b318156993b15f33900a86ea5e17.tar.xz linux-8239c25f47d2b318156993b15f33900a86ea5e17.zip | |
smp: Add task_struct argument to __cpu_up()
Preparatory patch to make the idle thread allocation for secondary
cpus generic.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Jesper Nilsson <jesper.nilsson@axis.com>
Cc: Richard Kuo <rkuo@codeaurora.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Hirokazu Takata <takata@linux-m32r.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: David Howells <dhowells@redhat.com>
Cc: James E.J. Bottomley <jejb@parisc-linux.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Chris Metcalf <cmetcalf@tilera.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: x86@kernel.org
Link: http://lkml.kernel.org/r/20120420124556.964170564@linutronix.de
Diffstat (limited to 'arch/x86/include/asm/smp.h')
| -rw-r--r-- | arch/x86/include/asm/smp.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index 0434c400287c..4eb3a74bc4b0 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -62,6 +62,8 @@ DECLARE_EARLY_PER_CPU(int, x86_cpu_to_logical_apicid); /* Static state in head.S used to set up a CPU */ extern unsigned long stack_start; /* Initial stack pointer address */ +struct task_struct; + struct smp_ops { void (*smp_prepare_boot_cpu)(void); void (*smp_prepare_cpus)(unsigned max_cpus); @@ -113,7 +115,7 @@ static inline void smp_cpus_done(unsigned int max_cpus) smp_ops.smp_cpus_done(max_cpus); } -static inline int __cpu_up(unsigned int cpu) +static inline int __cpu_up(unsigned int cpu, struct task_struct *tidle) { return smp_ops.cpu_up(cpu); } |