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authorLinus Torvalds <torvalds@linux-foundation.org>2018-01-05 16:06:35 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-05 16:06:35 -0800
commitf84d595a5b6e11620a56db6c1cf0988834e6eb5b (patch)
tree7668f826cdc1359e599b0ad31c8771e1197f22b6 /arch/arc/include
parent89876f275e8d562912d9c238cd888b52065cf25c (diff)
parentaf1be2e21203867cb958aaceed5366e2e24b88e8 (diff)
downloadlinux-f84d595a5b6e11620a56db6c1cf0988834e6eb5b.tar.gz
Merge tag 'arc-4.15-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC fixes from Vineet Gupta: - platform updates for setting up clock correctly - fixes to accomodate newer gcc (__builtin_trap, removed inline asm modifier) - other fixes * tag 'arc-4.15-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: ARC: handle gcc generated __builtin_trap for older compiler ARC: handle gcc generated __builtin_trap() ARC: uaccess: dont use "l" gcc inline asm constraint modifier ARC: [plat-axs103] refactor the quad core DT quirk code ARC: [plat-axs103]: Set initial core pll output frequency ARC: [plat-hsdk]: Get rid of core pll frequency set in platform code ARC: [plat-hsdk]: Set initial core pll output frequency ARC: [plat-hsdk] Switch DisplayLink driver from fbdev to DRM arc: do not use __print_symbol() ARC: Fix detection of dual-issue enabled
Diffstat (limited to 'arch/arc/include')
-rw-r--r--arch/arc/include/asm/uaccess.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arc/include/asm/uaccess.h b/arch/arc/include/asm/uaccess.h
index f35974ee7264..c9173c02081c 100644
--- a/arch/arc/include/asm/uaccess.h
+++ b/arch/arc/include/asm/uaccess.h
@@ -668,6 +668,7 @@ __arc_strncpy_from_user(char *dst, const char __user *src, long count)
return 0;
__asm__ __volatile__(
+ " mov lp_count, %5 \n"
" lp 3f \n"
"1: ldb.ab %3, [%2, 1] \n"
" breq.d %3, 0, 3f \n"
@@ -684,8 +685,8 @@ __arc_strncpy_from_user(char *dst, const char __user *src, long count)
" .word 1b, 4b \n"
" .previous \n"
: "+r"(res), "+r"(dst), "+r"(src), "=r"(val)
- : "g"(-EFAULT), "l"(count)
- : "memory");
+ : "g"(-EFAULT), "r"(count)
+ : "lp_count", "lp_start", "lp_end", "memory");
return res;
}