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authorÁlvaro Fernández Rojas <noltari@gmail.com>2021-02-22 21:36:11 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2021-02-22 21:37:56 +0100
commit117b833d61c0903e110b22cc2715041b606425e2 (patch)
tree1ea48d0a607b4f097797700255a9b35bb48bc4d8 /target/linux
parent626add3394f8ce3cfcb36a1afef25815e541ce46 (diff)
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bmips: add JFFS2 unaligned access patch
This patch is also needed on bmips if SMP is enabled. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/bmips/patches-5.10/800-jffs2-work-around-unaligned-accesses-failing-on-bcm6.patch26
1 files changed, 26 insertions, 0 deletions
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 <jogo@openwrt.org>
+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 <jogo@openwrt.org>
+---
+ 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)))));
+ };
+
+ /*