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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/ia64/kernel/sigframe.h
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/ia64/kernel/sigframe.h')
-rw-r--r--arch/ia64/kernel/sigframe.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/ia64/kernel/sigframe.h b/arch/ia64/kernel/sigframe.h
new file mode 100644
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+++ b/arch/ia64/kernel/sigframe.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+struct sigscratch {
+ unsigned long scratch_unat; /* ar.unat for the general registers saved in pt */
+ unsigned long ar_pfs; /* for syscalls, the user-level function-state */
+ struct pt_regs pt;
+};
+
+struct sigframe {
+ /*
+ * Place signal handler args where user-level unwinder can find them easily.
+ * DO NOT MOVE THESE. They are part of the IA-64 Linux ABI and there is
+ * user-level code that depends on their presence!
+ */
+ unsigned long arg0; /* signum */
+ unsigned long arg1; /* siginfo pointer */
+ unsigned long arg2; /* sigcontext pointer */
+ /*
+ * End of architected state.
+ */
+
+ void __user *handler; /* pointer to the plabel of the signal handler */
+ struct siginfo info;
+ struct sigcontext sc;
+};
+
+extern void ia64_do_signal (struct sigscratch *, long);