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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 08:55:31 (GMT)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 17:48:44 (GMT)
commit5dfe4c964a0dd7bb3a1d64a4166835a153146207 (patch)
tree2fb2fd8c09922be4f40a5a9ac50b537b1d780e27 /arch/arm/common/rtctime.c
parent540473208f8ac71c25a87e1a2670c3c18dd4d6db (diff)
downloadlinux-fsl-qoriq-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/arm/common/rtctime.c')
-rw-r--r--arch/arm/common/rtctime.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/common/rtctime.c b/arch/arm/common/rtctime.c
index 4e5445c..bf1075e 100644
--- a/arch/arm/common/rtctime.c
+++ b/arch/arm/common/rtctime.c
@@ -329,7 +329,7 @@ static int rtc_fasync(int fd, struct file *file, int on)
return fasync_helper(fd, file, on, &rtc_async_queue);
}
-static struct file_operations rtc_fops = {
+static const struct file_operations rtc_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = rtc_read,