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SUNRPC: Simplify synopsis of svc_pool_for_cpu() 

Clean up: There is one caller. The @cpu argument can be made
implicit now that a get_cpu/put_cpu pair is no longer needed.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2022-05-10 11:45:53 -04:00
parent 586095d339
commit 2059b698a2
3 changed files with 14 additions and 8 deletions
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2
include/linux/sunrpc/svc.h
View File

@ -504,7 +504,7 @@ int svc_register(const struct svc_serv *, struct net *, const int,
void svc_wake_up(struct svc_serv *);
void svc_reserve(struct svc_rqst *rqstp, int space);
struct svc_pool * svc_pool_for_cpu(struct svc_serv *serv, int cpu);
struct svc_pool *svc_pool_for_cpu(struct svc_serv *serv);
char * svc_print_addr(struct svc_rqst *, char *, size_t);
const char * svc_proc_name(const struct svc_rqst *rqstp);
int svc_encode_result_payload(struct svc_rqst *rqstp,

18
net/sunrpc/svc.c
View File

@ -356,15 +356,21 @@ svc_pool_map_set_cpumask(struct task_struct *task, unsigned int pidx)
}
}
/*
* Use the mapping mode to choose a pool for a given CPU.
* Used when enqueueing an incoming RPC. Always returns
* a non-NULL pool pointer.
/**
* svc_pool_for_cpu - Select pool to run a thread on this cpu
* @serv: An RPC service
*
* Use the active CPU and the svc_pool_map's mode setting to
* select the svc thread pool to use. Once initialized, the
* svc_pool_map does not change.
*
* Return value:
* A pointer to an svc_pool
*/
struct svc_pool *
svc_pool_for_cpu(struct svc_serv *serv, int cpu)
struct svc_pool *svc_pool_for_cpu(struct svc_serv *serv)
{
struct svc_pool_map *m = &svc_pool_map;
int cpu = raw_smp_processor_id();
unsigned int pidx = 0;
if (serv->sv_nrpools <= 1)

2
net/sunrpc/svc_xprt.c
View File

@ -460,7 +460,7 @@ void svc_xprt_enqueue(struct svc_xprt *xprt)
if (test_and_set_bit(XPT_BUSY, &xprt->xpt_flags))
return;
pool = svc_pool_for_cpu(xprt->xpt_server, raw_smp_processor_id());
pool = svc_pool_for_cpu(xprt->xpt_server);
atomic_long_inc(&pool->sp_stats.packets);