summaryrefslogtreecommitdiffstats
path: root/arch/s390/kernel
diff options
context:
space:
mode:
authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:31 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:44 -0800
commit5dfe4c964a0dd7bb3a1d64a4166835a153146207 (patch)
tree2fb2fd8c09922be4f40a5a9ac50b537b1d780e27 /arch/s390/kernel
parent540473208f8ac71c25a87e1a2670c3c18dd4d6db (diff)
downloadlinux-5dfe4c964a0dd7bb3a1d64a4166835a153146207.tar.gz
linux-5dfe4c964a0dd7bb3a1d64a4166835a153146207.tar.bz2
linux-5dfe4c964a0dd7bb3a1d64a4166835a153146207.zip
[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/s390/kernel')
-rw-r--r--arch/s390/kernel/debug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index f4b62df02aa2..51653d82d7df 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -167,7 +167,7 @@ static DECLARE_MUTEX(debug_lock);
static int initialized;
-static struct file_operations debug_file_ops = {
+static const struct file_operations debug_file_ops = {
.owner = THIS_MODULE,
.read = debug_output,
.write = debug_input,