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authorGravatar Brian Gerst <brgerst@gmail.com> 2022-12-19 14:39:04 -0500
committerGravatar Ingo Molnar <mingo@kernel.org> 2023-01-06 04:16:02 +0100
commit6be9a8f18fb2ea88d37a69f076f7011fc012ae1a (patch)
tree02a5fe1b4cb730b044b9e45aaa1d6ff387ff65a6 /arch/x86/kernel/signal_64.c
parentx86/signal: Move siginfo field tests (diff)
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x86/signal/compat: Move sigaction_compat_abi() to signal_64.c
Also remove the now-empty signal_compat.c. Signed-off-by: Brian Gerst <brgerst@gmail.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lore.kernel.org/r/20221219193904.190220-3-brgerst@gmail.com Cc: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/kernel/signal_64.c')
-rw-r--r--arch/x86/kernel/signal_64.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index 9eea4e8f12ee..13a1e6083837 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -382,6 +382,19 @@ badframe:
}
#endif /* CONFIG_X86_X32_ABI */
+#ifdef CONFIG_COMPAT
+void sigaction_compat_abi(struct k_sigaction *act, struct k_sigaction *oact)
+{
+ if (!act)
+ return;
+
+ if (in_ia32_syscall())
+ act->sa.sa_flags |= SA_IA32_ABI;
+ if (in_x32_syscall())
+ act->sa.sa_flags |= SA_X32_ABI;
+}
+#endif /* CONFIG_COMPAT */
+
/*
* If adding a new si_code, there is probably new data in
* the siginfo. Make sure folks bumping the si_code