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sunrpc: convert sp_task_pending flag to use atomic bitops

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In a later patch, we'll want to be able to handle this flag without
holding the sp_lock. Change this field to an unsigned long flags
field, and declare a new flag in it that can be managed with atomic
bitops.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Jeff Layton
2014-11-19 07:51:20 -05:00
committed by J. Bruce Fields
parent 62978b3c61
commit 4d5db3f536
2 changed files with 6 additions and 5 deletions
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4
include/linux/sunrpc/svc.h
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@@ -50,7 +50,9 @@ struct svc_pool {
unsigned int sp_nrthreads; /* # of threads in pool */
struct list_head sp_all_threads; /* all server threads */
struct svc_pool_stats sp_stats; /* statistics on pool operation */
int sp_task_pending;/* has pending task */
#define SP_TASK_PENDING (0) /* still work to do even if no
* xprt is queued. */
unsigned long sp_flags;
} ____cacheline_aligned_in_smp;
/*