From: Thomas Richter <tmricht@linux.vnet.ibm.com>
To: trinity@vger.kernel.org, davej@codemonkey.org.uk
Cc: brueckner@linux.vnet.ibm.com, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com,
Thomas Richter <tmricht@linux.vnet.ibm.com>
Subject: [PATCH 1/4] trinity: Add support for runtime_instr svc
Date: Tue, 13 Feb 2018 08:55:49 +0100 [thread overview]
Message-ID: <20180213075552.13932-1-tmricht@linux.vnet.ibm.com> (raw)
This patch adds support for the s390 specific system
call runtime_instr() for 31 and 64 bit.
Signed-off-by: Thomas Richter <tmricht@linux.vnet.ibm.com>
---
Makefile | 1 +
include/syscalls-s390.h | 2 +-
include/syscalls-s390x.h | 2 +-
syscalls/s390x/runtime_instr.c | 25 +++++++++++++++++++++++++
syscalls/syscalls.h | 1 +
5 files changed, 29 insertions(+), 2 deletions(-)
create mode 100644 syscalls/s390x/runtime_instr.c
diff --git a/Makefile b/Makefile
index 78619064..93e3460d 100644
--- a/Makefile
+++ b/Makefile
@@ -87,6 +87,7 @@ SYSCALLS_ARCH := $(shell case "$(MACHINE)" in \
syscalls/x86/x86_64/*.c;; \
(i?86*) echo syscalls/x86/*.c \
syscalls/x86/i386/*.c;; \
+ (s390x*) echo syscalls/s390x/*.c ;; \
esac)
VERSION_H := include/version.h
diff --git a/include/syscalls-s390.h b/include/syscalls-s390.h
index 682d2030..c02ced94 100644
--- a/include/syscalls-s390.h
+++ b/include/syscalls-s390.h
@@ -349,7 +349,7 @@ struct syscalltable syscalls_s390[] = {
{ .entry = &syscall_setns },
{ .entry = &syscall_process_vm_readv },
{ .entry = &syscall_process_vm_writev },
- { .entry = &syscall_ni_syscall }, /* TODO: s390_runtime_instr */
+ { .entry = &syscall_runtime_instr }, /* s390_runtime_instr svc */
{ .entry = &syscall_kcmp },
{ .entry = &syscall_finit_module },
{ .entry = &syscall_sched_setattr },
diff --git a/include/syscalls-s390x.h b/include/syscalls-s390x.h
index a3e26181..b955ceaa 100644
--- a/include/syscalls-s390x.h
+++ b/include/syscalls-s390x.h
@@ -349,7 +349,7 @@ struct syscalltable syscalls_s390x[] = {
{ .entry = &syscall_setns },
{ .entry = &syscall_process_vm_readv },
{ .entry = &syscall_process_vm_writev },
- { .entry = &syscall_ni_syscall }, /* TODO: s390_runtime_instr */
+ { .entry = &syscall_runtime_instr }, /* s390_runtime_instr svc */
{ .entry = &syscall_kcmp },
{ .entry = &syscall_finit_module },
{ .entry = &syscall_sched_setattr },
diff --git a/syscalls/s390x/runtime_instr.c b/syscalls/s390x/runtime_instr.c
new file mode 100644
index 00000000..aa1f75fb
--- /dev/null
+++ b/syscalls/s390x/runtime_instr.c
@@ -0,0 +1,25 @@
+/*
+ * int runtime_instr(int on_off, int sig_nr)
+ */
+
+#include "sanitise.h"
+
+#define S390_RUNTIME_INSTR_START 0x1
+#define S390_RUNTIME_INSTR_STOP 0x2
+
+static unsigned long syscall_runtime_instr_arg1[] = {
+ 0, S390_RUNTIME_INSTR_START, S390_RUNTIME_INSTR_STOP, 3
+};
+
+struct syscallentry syscall_runtime_instr = {
+ .name = "runtime_instr",
+ .num_args = 2,
+ .arg1name = "on_off",
+ .arg1type = ARG_LIST,
+ .arg1list = ARGLIST(syscall_runtime_instr_arg1),
+ .arg2name = "sig_nr",
+ .arg2type = ARG_RANGE,
+ .low2range = 0,
+ .hi2range = 128,
+ .rettype = RET_ZERO_SUCCESS
+};
diff --git a/syscalls/syscalls.h b/syscalls/syscalls.h
index 38819b37..2260bbf8 100644
--- a/syscalls/syscalls.h
+++ b/syscalls/syscalls.h
@@ -386,5 +386,6 @@ extern struct syscallentry syscall_pkey_mprotect;
extern struct syscallentry syscall_pkey_alloc;
extern struct syscallentry syscall_pkey_free;
extern struct syscallentry syscall_statx;
+extern struct syscallentry syscall_runtime_instr;
unsigned int random_fcntl_setfl_flags(void);
--
2.14.3
next reply other threads:[~2018-02-13 7:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-13 7:55 Thomas Richter [this message]
2018-02-13 7:55 ` [PATCH 2/4] trinity: Add support for s390_pci_mmio_read and write Thomas Richter
2018-02-13 7:55 ` [PATCH 3/4] trinity: Add support for s390_guarded_storage svc Thomas Richter
2018-02-13 7:55 ` [PATCH 4/4] trinity: Add support for s390_sthyi svc Thomas Richter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180213075552.13932-1-tmricht@linux.vnet.ibm.com \
--to=tmricht@linux.vnet.ibm.com \
--cc=brueckner@linux.vnet.ibm.com \
--cc=davej@codemonkey.org.uk \
--cc=heiko.carstens@de.ibm.com \
--cc=schwidefsky@de.ibm.com \
--cc=trinity@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).