diff options
Diffstat (limited to 'target/linux/generic/pending-4.19/333-arc-enable-unaligned-access-in-kernel-mode.patch')
| -rw-r--r-- | target/linux/generic/pending-4.19/333-arc-enable-unaligned-access-in-kernel-mode.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.19/333-arc-enable-unaligned-access-in-kernel-mode.patch b/target/linux/generic/pending-4.19/333-arc-enable-unaligned-access-in-kernel-mode.patch new file mode 100644 index 0000000000..4e0265aef5 --- /dev/null +++ b/target/linux/generic/pending-4.19/333-arc-enable-unaligned-access-in-kernel-mode.patch @@ -0,0 +1,24 @@ +From: Alexey Brodkin <abrodkin@synopsys.com> +Subject: arc: enable unaligned access in kernel mode + +This enables misaligned access handling even in kernel mode. +Some wireless drivers (ath9k-htc and mt7601u) use misaligned accesses +here and there and to cope with that without fixing stuff in the drivers +we're just gracefully handling it on ARC. + +Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> +--- + arch/arc/kernel/unaligned.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/arch/arc/kernel/unaligned.c ++++ b/arch/arc/kernel/unaligned.c +@@ -206,7 +206,7 @@ int misaligned_fixup(unsigned long addre + char buf[TASK_COMM_LEN]; + + /* handle user mode only and only if enabled by sysadmin */ +- if (!user_mode(regs) || !unaligned_enabled) ++ if (!unaligned_enabled) + return 1; + + if (no_unaligned_warning) { |