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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 11:55:31 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 20:48:44 +0300
commit5dfe4c964a0dd7bb3a1d64a4166835a153146207 (patch)
tree2fb2fd8c09922be4f40a5a9ac50b537b1d780e27 /arch/cris/arch-v32/drivers/sync_serial.c
parent540473208f8ac71c25a87e1a2670c3c18dd4d6db (diff)
downloadlinux-5dfe4c964a0dd7bb3a1d64a4166835a153146207.tar.xz
[PATCH] mark struct file_operations const 2
Many struct file_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. [akpm@osdl.org: sparc64 fix] Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/cris/arch-v32/drivers/sync_serial.c')
-rw-r--r--arch/cris/arch-v32/drivers/sync_serial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c
index 424eb0eb1cd5..df89298aafc4 100644
--- a/arch/cris/arch-v32/drivers/sync_serial.c
+++ b/arch/cris/arch-v32/drivers/sync_serial.c
@@ -187,7 +187,7 @@ static struct sync_port ports[]=
#define NUMBER_OF_PORTS (sizeof(ports)/sizeof(sync_port))
-static struct file_operations sync_serial_fops = {
+static const struct file_operations sync_serial_fops = {
.owner = THIS_MODULE,
.write = sync_serial_write,
.read = sync_serial_read,