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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/mips/kernel/rtlx.c
parent540473208f8ac71c25a87e1a2670c3c18dd4d6db (diff)
downloadop-kernel-dev-5dfe4c964a0dd7bb3a1d64a4166835a153146207.zip
op-kernel-dev-5dfe4c964a0dd7bb3a1d64a4166835a153146207.tar.gz
[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/mips/kernel/rtlx.c')
-rw-r--r--arch/mips/kernel/rtlx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index f29e93c6..d92c48e 100644
--- a/arch/mips/kernel/rtlx.c
+++ b/arch/mips/kernel/rtlx.c
@@ -478,7 +478,7 @@ static ssize_t file_write(struct file *file, const char __user * buffer,
return rtlx_write(minor, (void *)buffer, count, 1);
}
-static struct file_operations rtlx_fops = {
+static const struct file_operations rtlx_fops = {
.owner = THIS_MODULE,
.open = file_open,
.release = file_release,
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