From: Olaf Hering <olaf@aepfle.de>
To: xen-devel@lists.xensource.com
Cc: George Dunlap <george.dunlap@citrix.com>
Subject: [PATCH 2 of 5] Mark data_size __read_mostly because its only written once
Date: Fri, 06 May 2011 20:25:33 +0200 [thread overview]
Message-ID: <91c40bb4c01a331a41ab.1304706333@localhost> (raw)
In-Reply-To: <patchbomb.1304706331@localhost>
# HG changeset patch
# User Olaf Hering <olaf@aepfle.de>
# Date 1304697395 -7200
# Node ID 91c40bb4c01a331a41ab6a14a2b5ec7d12e86a76
# Parent a19b5f66ce46efd6f8f697583f9bdbc2b567fdbd
Mark data_size __read_mostly because its only written once.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
diff -r a19b5f66ce46 -r 91c40bb4c01a xen/common/trace.c
--- a/xen/common/trace.c Fri May 06 17:56:35 2011 +0200
+++ b/xen/common/trace.c Fri May 06 17:56:35 2011 +0200
@@ -54,7 +54,7 @@ static unsigned int t_info_pages;
static DEFINE_PER_CPU_READ_MOSTLY(struct t_buf *, t_bufs);
static DEFINE_PER_CPU_READ_MOSTLY(unsigned char *, t_data);
static DEFINE_PER_CPU_READ_MOSTLY(spinlock_t, t_lock);
-static u32 data_size;
+static u32 data_size __read_mostly;
/* High water mark for trace buffers; */
/* Send virtual interrupt when buffer level reaches this point */
next prev parent reply other threads:[~2011-05-06 18:25 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-06 18:25 [PATCH 0 of 5] xentrace: non-contiguous allocation of per-cpu buffer Olaf Hering
2011-05-06 18:25 ` [PATCH 1 of 5] Move the global variable t_info_first_offset into calculate_tbuf_size() Olaf Hering
2011-05-06 18:25 ` Olaf Hering [this message]
2011-05-06 18:25 ` [PATCH 3 of 5] Remove unneeded cast when assigning pointer value to dst Olaf Hering
2011-05-06 18:25 ` [PATCH 4 of 5] Update __insert_record() to copy the trace record to individual mfns Olaf Hering
2011-05-09 9:03 ` Keir Fraser
2011-05-09 9:31 ` Olaf Hering
2011-05-09 11:24 ` George Dunlap
2011-05-06 18:25 ` [PATCH 5 of 5] Allocate non-contiguous per-cpu trace buffers Olaf Hering
2011-05-08 15:07 ` [PATCH 0 of 5] xentrace: non-contiguous allocation of per-cpu buffer Olaf Hering
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