From: Álvaro Fernández Rojas Date: Mon, 22 Feb 2021 20:36:11 +0000 (+0100) Subject: bmips: add JFFS2 unaligned access patch X-Git-Url: http://git.openwrt.org/?a=commitdiff_plain;h=117b833d61c0903e110b22cc2715041b606425e2;p=openwrt%2Fstaging%2Fsvanheule.git bmips: add JFFS2 unaligned access patch This patch is also needed on bmips if SMP is enabled. Signed-off-by: Álvaro Fernández Rojas --- diff --git a/target/linux/bmips/patches-5.10/800-jffs2-work-around-unaligned-accesses-failing-on-bcm6.patch b/target/linux/bmips/patches-5.10/800-jffs2-work-around-unaligned-accesses-failing-on-bcm6.patch new file mode 100644 index 0000000000..d98d27c6b4 --- /dev/null +++ b/target/linux/bmips/patches-5.10/800-jffs2-work-around-unaligned-accesses-failing-on-bcm6.patch @@ -0,0 +1,26 @@ +From ff3409ab17d56450943364ba49a16960e3cdda9b Mon Sep 17 00:00:00 2001 +From: Jonas Gorski +Date: Sun, 6 Apr 2014 22:33:16 +0200 +Subject: [RFC] jffs2: work around unaligned accesses failing on bcm63xx/smp + +Unligned memcpy_fromio randomly fails with an unaligned dst. Work around +it by ensuring we are always doing aligned copies. + +Should fix filename corruption in jffs2 with SMP. + +Signed-off-by: Jonas Gorski +--- + fs/jffs2/nodelist.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/fs/jffs2/nodelist.h ++++ b/fs/jffs2/nodelist.h +@@ -259,7 +259,7 @@ struct jffs2_full_dirent + uint32_t ino; /* == zero for unlink */ + unsigned int nhash; + unsigned char type; +- unsigned char name[]; ++ unsigned char name[] __attribute__((aligned((sizeof(long))))); + }; + + /*