svcrdma: Convert rdma_stat_sq_starve to a per-CPU counter

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Avoid the overhead of a memory bus lock cycle for counting a value
that is hardly every used.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

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This commit is contained in:

Chuck Lever 2020-12-29 15:55:17 -05:00

parent df971cd853

commit 22df5a2246

4 changed files with 12 additions and 6 deletions

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2

include/linux/sunrpc/svc_rdma.h

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13

net/sunrpc/xprtrdma/svc_rdma.c

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1

net/sunrpc/xprtrdma/svc_rdma_rw.c

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2

net/sunrpc/xprtrdma/svc_rdma_sendto.c

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