[PATCH] ignore smp_locks section warnings from init/exit code

Randy.Dunlap
2006-06-07T23:20:39Z

On Wed, 7 Jun 2006 15:40:54 -0700 Andrew Morton wrote:

> On Thu, 8 Jun 2006 00:31:53 +0200
> "J.A. Magallón" <jamagallon@ono.com> wrote:
>
> > WARNING: drivers/block/floppy.o - Section mismatch: reference to .init.text: from .smp_locks after '' (at offset 0x3c)
> > WARNING: drivers/block/floppy.o - Section mismatch: reference to .init.text: from .smp_locks after '' (at offset 0x40)
> > WARNING: drivers/block/floppy.o - Section mismatch: reference to .init.text: from .smp_locks after '' (at offset 0x44)
>
> Yes, that's a false positive - doing locking from within an __init section.
> We need to shut that up somehow.

I currently only see this in an __exit section.
Here is a patch that fixes it for me.
J.A., can you test it?

---
From: Randy Dunlap <rdunlap@xenotime.net>

Add ".smp_locks" section to whitelist as being safe from
init and exit sections.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
---
scripts/mod/modpost.c | 2 ++
1 files changed, 2 insertions(+)

--- linux-2617-rc6mm1.orig/scripts/mod/modpost.c
+++ linux-2617-rc6mm1/scripts/mod/modpost.c
@@ -852,6 +852,7 @@ static int init_section_ref_ok(const cha
".pci_fixup_final",
".pdr",
"__param",
+ ".smp_locks",
NULL
};
/* Start of section names */
@@ -923,6 +924,7 @@ static int exit_section_ref_ok(const cha
".exitcall.exit",
".eh_frame",
".stab",
+ ".smp_locks",
NULL
};
/* Start of section names */