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author | Jens Axboe <jaxboe@fusionio.com> | 2010-10-19 09:13:04 +0200 |
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committer | Jens Axboe <jaxboe@fusionio.com> | 2010-10-19 09:13:04 +0200 |
commit | fa251f89903d73989e2f63e13d0eaed1e07ce0da (patch) | |
tree | 3f7fe779941e3b6d67754dd7c44a32f48ea47c74 /block/blk.h | |
parent | block: remove BLKDEV_IFL_WAIT (diff) | |
parent | Linux 2.6.36-rc8 (diff) | |
download | linux-fa251f89903d73989e2f63e13d0eaed1e07ce0da.tar.xz linux-fa251f89903d73989e2f63e13d0eaed1e07ce0da.zip |
Merge branch 'v2.6.36-rc8' into for-2.6.37/barrier
Conflicts:
block/blk-core.c
drivers/block/loop.c
mm/swapfile.c
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/blk.h')
-rw-r--r-- | block/blk.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/block/blk.h b/block/blk.h index a09c18b19116..faf94f2acb12 100644 --- a/block/blk.h +++ b/block/blk.h @@ -148,14 +148,18 @@ static inline int queue_congestion_off_threshold(struct request_queue *q) static inline int blk_cpu_to_group(int cpu) { + int group = NR_CPUS; #ifdef CONFIG_SCHED_MC const struct cpumask *mask = cpu_coregroup_mask(cpu); - return cpumask_first(mask); + group = cpumask_first(mask); #elif defined(CONFIG_SCHED_SMT) - return cpumask_first(topology_thread_cpumask(cpu)); + group = cpumask_first(topology_thread_cpumask(cpu)); #else return cpu; #endif + if (likely(group < NR_CPUS)) + return group; + return cpu; } /* |