[09/16] bsd-user: h2g_rusage

Commit Message

Warner Losh April 5, 2023, 9:36 p.m. UTC

From: Stacey Son <[e-mail]>

Converts host's rusage to the guest's rusage.

Signed-off-by: Stacey Son <[e-mail]>
Signed-off-by: Warner Losh <[e-mail]>
---
 bsd-user/bsd-proc.c  | 48 ++++++++++++++++++++++++++++++++++++++++++++
 bsd-user/meson.build |  1 +
 bsd-user/qemu-bsd.h  | 30 +++++++++++++++++++++++++++
 3 files changed, 79 insertions(+)
 create mode 100644 bsd-user/bsd-proc.c
 create mode 100644 bsd-user/qemu-bsd.h

Comments

Richard Henderson April 8, 2023, 7:10 p.m. UTC | #1

On 4/5/23 14:36, Warner Losh wrote:
> From: Stacey Son<[e-mail]>
> 
> Converts host's rusage to the guest's rusage.
> 
> Signed-off-by: Stacey Son<[e-mail]>
> Signed-off-by: Warner Losh<[e-mail]>
> ---
>   bsd-user/bsd-proc.c  | 48 ++++++++++++++++++++++++++++++++++++++++++++
>   bsd-user/meson.build |  1 +
>   bsd-user/qemu-bsd.h  | 30 +++++++++++++++++++++++++++
>   3 files changed, 79 insertions(+)
>   create mode 100644 bsd-user/bsd-proc.c
>   create mode 100644 bsd-user/qemu-bsd.h

Reviewed-by: Richard Henderson <[e-mail]>

r~

Patch

diff --git a/bsd-user/bsd-proc.c b/bsd-user/bsd-proc.c
new file mode 100644
index 00000000000..e64eb958947
--- /dev/null
+++ b/bsd-user/bsd-proc.c
@@ -0,0 +1,48 @@ 
+/*
+ *  BSD process related system call helpers
+ *
+ *  Copyright (c) 2013-14 Stacey D. Son
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "qemu/osdep.h"
+
+#include "qemu.h"
+#include "qemu-bsd.h"
+#include "signal-common.h"
+
+void h2g_rusage(const struct rusage *rusage,
+                struct target_freebsd_rusage *target_rusage)
+{
+    __put_user(rusage->ru_utime.tv_sec, &target_rusage->ru_utime.tv_sec);
+    __put_user(rusage->ru_utime.tv_usec, &target_rusage->ru_utime.tv_usec);
+
+    __put_user(rusage->ru_stime.tv_sec, &target_rusage->ru_stime.tv_sec);
+    __put_user(rusage->ru_stime.tv_usec, &target_rusage->ru_stime.tv_usec);
+
+    __put_user(rusage->ru_maxrss, &target_rusage->ru_maxrss);
+    __put_user(rusage->ru_idrss, &target_rusage->ru_idrss);
+    __put_user(rusage->ru_idrss, &target_rusage->ru_idrss);
+    __put_user(rusage->ru_isrss, &target_rusage->ru_isrss);
+    __put_user(rusage->ru_minflt, &target_rusage->ru_minflt);
+    __put_user(rusage->ru_majflt, &target_rusage->ru_majflt);
+    __put_user(rusage->ru_nswap, &target_rusage->ru_nswap);
+    __put_user(rusage->ru_inblock, &target_rusage->ru_inblock);
+    __put_user(rusage->ru_oublock, &target_rusage->ru_oublock);
+    __put_user(rusage->ru_msgsnd, &target_rusage->ru_msgsnd);
+    __put_user(rusage->ru_msgrcv, &target_rusage->ru_msgrcv);
+    __put_user(rusage->ru_nsignals, &target_rusage->ru_nsignals);
+    __put_user(rusage->ru_nvcsw, &target_rusage->ru_nvcsw);
+    __put_user(rusage->ru_nivcsw, &target_rusage->ru_nivcsw);
+}
diff --git a/bsd-user/meson.build b/bsd-user/meson.build
index 5243122fc56..7d1b4de78b1 100644
--- a/bsd-user/meson.build
+++ b/bsd-user/meson.build
@@ -8,6 +8,7 @@  common_user_inc += include_directories('include')
 
 bsd_user_ss.add(files(
   'bsdload.c',
+  'bsd-proc.c',
   'elfload.c',
   'main.c',
   'mmap.c',
diff --git a/bsd-user/qemu-bsd.h b/bsd-user/qemu-bsd.h
new file mode 100644
index 00000000000..96e7f34b27c
--- /dev/null
+++ b/bsd-user/qemu-bsd.h
@@ -0,0 +1,30 @@ 
+/*
+ *  BSD conversion extern declarations
+ *
+ *  Copyright (c) 2013 Stacey D. Son
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef QEMU_BSD_H
+#define QEMU_BSD_H
+
+#include <sys/types.h>
+#include <sys/resource.h>
+
+/* bsd-proc.c */
+void h2g_rusage(const struct rusage *rusage,
+        struct target_freebsd_rusage *target_rusage);
+
+#endif /* QEMU_BSD_H */