diff options
Diffstat (limited to 'recipes-kernel/linux/linux-imx-2.6.35.3/devtmpfs-init-options-alignment.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-imx-2.6.35.3/devtmpfs-init-options-alignment.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/recipes-kernel/linux/linux-imx-2.6.35.3/devtmpfs-init-options-alignment.patch b/recipes-kernel/linux/linux-imx-2.6.35.3/devtmpfs-init-options-alignment.patch deleted file mode 100644 index 19e5ef2..0000000 --- a/recipes-kernel/linux/linux-imx-2.6.35.3/devtmpfs-init-options-alignment.patch +++ /dev/null @@ -1,38 +0,0 @@ -Make the devtmpfs options static. This works around an issue that is still -under investigation. - -The toolchain assumes it can generate unaligned accesses for ARMv6+, as these -cores can handle this, PROVIDED the bit is set in the CP15 control register. - -However, Linux sets this bit lazely (upon first trap), which does not work for -kernel space code. - -There was a lengthy thread over this, the agreement was the kernel should not -have non-aligned structures on stacks anyway. - -Forcing this structure to be aligned on the stack did not help, unsure why. -This requires further investigation. - -This fixes a kernel failure if devtmpfs was enabled in the kernel config. - -Signed-off-by: Leon Woestenberg <leon@sidebranch.com> -diff -Nur orig/drivers/base/devtmpfs.c git/drivers/base/devtmpfs.c ---- orig/drivers/base/devtmpfs.c 2011-12-22 15:11:18.752904263 +0100 -+++ git/drivers/base/devtmpfs.c 2011-12-22 18:03:09.060928840 +0100 -@@ -365,6 +365,8 @@ - return err; - } - -+static char options[] = "mode=0755"; -+ - /* - * Create devtmpfs instance, driver-core devices will add their device - * nodes here. -@@ -373,7 +375,6 @@ - { - int err; - struct vfsmount *mnt; -- char options[] = "mode=0755"; - - err = register_filesystem(&dev_fs_type); - if (err) { |