From c16517d26de30c90dabce1e456615fd7fbdce07c Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 23 Feb 2020 13:20:11 +0100 Subject: kernel: copy kernel 4.19 code to 5.4 No changes were done to the patches while coping them. Currently they do not apply on top of kernel 5.4. Signed-off-by: Hauke Mehrtens --- ...rc-enable-unaligned-access-in-kernel-mode.patch | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 target/linux/generic/pending-5.4/333-arc-enable-unaligned-access-in-kernel-mode.patch (limited to 'target/linux/generic/pending-5.4/333-arc-enable-unaligned-access-in-kernel-mode.patch') diff --git a/target/linux/generic/pending-5.4/333-arc-enable-unaligned-access-in-kernel-mode.patch b/target/linux/generic/pending-5.4/333-arc-enable-unaligned-access-in-kernel-mode.patch new file mode 100644 index 0000000000..4e0265aef5 --- /dev/null +++ b/target/linux/generic/pending-5.4/333-arc-enable-unaligned-access-in-kernel-mode.patch @@ -0,0 +1,24 @@ +From: Alexey Brodkin +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 +--- + 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) { -- cgit v1.2.3