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SubjectRe: [PATCH] make last_inode counter in new_inode 32-bit on kernels that offer x86 compatability
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On Mon, 2006-11-06 at 11:22 -0700, Matthew Wilcox wrote:
> On Mon, Nov 06, 2006 at 01:12:05PM -0500, Jeff Layton wrote:
> > The attached patch remedies this by making the last_inode counter be an
> > unsigned int on kernels that have ia32 compatability mode enabled.
>
> ... and this only happens on ia64/x86_64 kernels, not sparc64, ppc64,
> s390x, parisc64 or mips64?

Here's a new (untested) patch that replaces the ia32 specific
compatability mode defines with CONFIG_COMPAT, as suggested by Matthew.

Signed-off-by: Jeff Layton <jlayton@redhat.com>

--- linux-2.6/fs/inode.c.lastino
+++ linux-2.6/fs/inode.c
@@ -524,7 +524,11 @@ repeat:
*/
struct inode *new_inode(struct super_block *sb)
{
+#ifdef CONFIG_COMPAT
+ static unsigned int last_ino;
+#else
static unsigned long last_ino;
+#endif
struct inode * inode;

spin_lock_prefetch(&inode_lock);

-
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