[v1] linux-user: Move signal trampolines to new page

[PATCH 13/21] linux-user/nios2: Document non-use of setup_sigtramp

Richard Henderson posted 21 patches 4 years, 7 months ago

Diff against v2 v3 v4 v5
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Maintainers: Jiaxun Yang <jiaxun.yang@flygoat.com>, Laurent Vivier <laurent@vivier.eu>, Taylor Simpson <tsimpson@quicinc.com>, "Philippe Mathieu-Daudé" <f4bug@amsat.org>, Cornelia Huck <cohuck@redhat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Thomas Huth <thuth@redhat.com>, Aurelien Jarno <aurelien@aurel32.net>

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[PATCH 13/21] linux-user/nios2: Document non-use of setup_sigtramp

Posted by Richard Henderson 4 years, 7 months ago

Cc: Chris Wulff <crwulff@gmail.com>
Cc: Marek Vasut <marex@denx.de>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/nios2/target_signal.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/linux-user/nios2/target_signal.h b/linux-user/nios2/target_signal.h
index aebf749f12..fe266c4c51 100644
--- a/linux-user/nios2/target_signal.h
+++ b/linux-user/nios2/target_signal.h
@@ -19,4 +19,7 @@ typedef struct target_sigaltstack {
 
 #include "../generic/signal.h"
 
+/* Nios2 uses a fixed address on the kuser page for sigreturn. */
+#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 0
+
 #endif /* NIOS2_TARGET_SIGNAL_H */
-- 
2.25.1