24 lines
767 B
Plaintext
24 lines
767 B
Plaintext
From: Chris Mason <mason@suse.com>
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Subject: Make proc_event_num_listeners __read_mostly
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Patch-mainline: not yet
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This will lower the fast path costs of the userland connector code.
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Acked-by: Jeff Mahoney <jeffm@suse.com>
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---
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drivers/connector/cn_proc.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/connector/cn_proc.c
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+++ b/drivers/connector/cn_proc.c
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@@ -34,7 +34,7 @@
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#define CN_PROC_MSG_SIZE (sizeof(struct cn_msg) + sizeof(struct proc_event))
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-static atomic_t proc_event_num_listeners = ATOMIC_INIT(0);
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+static atomic_t proc_event_num_listeners __read_mostly = ATOMIC_INIT(0);
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static struct cb_id cn_proc_event_id = { CN_IDX_PROC, CN_VAL_PROC };
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/* proc_event_counts is used as the sequence number of the netlink message */
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