This is a note to let you know that I've just added the patch titled
powerpc: Remove initialisation of readpos
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
powerpc-remove-initialisation-of-readpos.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 178afa7c06e2c00eb56cfb80452a72c38a1b4d45
Author: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Date: Tue Oct 24 15:55:59 2023 +0100
powerpc: Remove initialisation of readpos
[ Upstream commit 0f7f544af60a6082cfaa3ed4c8f4ca1a858807ee ]
While powerpc doesn't use the seq_buf readpos, it did explicitly
initialise it for no good reason.
Link: https://lore.kernel.org/linux-trace-kernel/20231024145600.739451-1-willy@xxxxxxxxxxxxx
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Justin Stitt <justinstitt@xxxxxxxxxx>
Cc: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Cc: Petr Mladek <pmladek@xxxxxxxx>
Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Cc: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Cc: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Fixes: d0ed46b60396 ("tracing: Move readpos from seq_buf to trace_seq")
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index d43db8150767..dddf4f31c219 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -601,7 +601,6 @@ struct seq_buf ppc_hw_desc __initdata = {
.buffer = ppc_hw_desc_buf,
.size = sizeof(ppc_hw_desc_buf),
.len = 0,
- .readpos = 0,
};
static __init void probe_machine(void)
