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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:34 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:45 -0800
commitd54b1fdb1d9f82e375a299e22bd366aad52d4c34 (patch)
treef94768d59702dbbc0beb9a70d9be65dbc5e5108d /drivers/oprofile/event_buffer.c
parentfa027c2a0a0d6d1df6b29ee99048502c93da0dd4 (diff)
downloadop-kernel-dev-d54b1fdb1d9f82e375a299e22bd366aad52d4c34.zip
op-kernel-dev-d54b1fdb1d9f82e375a299e22bd366aad52d4c34.tar.gz
[PATCH] mark struct file_operations const 5
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. 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 'drivers/oprofile/event_buffer.c')
-rw-r--r--drivers/oprofile/event_buffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c
index 04d6417..00e937e 100644
--- a/drivers/oprofile/event_buffer.c
+++ b/drivers/oprofile/event_buffer.c
@@ -181,7 +181,7 @@ out:
return retval;
}
-struct file_operations event_buffer_fops = {
+const struct file_operations event_buffer_fops = {
.open = event_buffer_open,
.release = event_buffer_release,
.read = event_buffer_read,
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