qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Felix Janda <felix.janda@posteo.de>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH] linux-user: translate resource also for prlimit64
Date: Tue, 2 Dec 2014 22:11:17 +0100	[thread overview]
Message-ID: <20141202211117.GA5560@euler> (raw)

The resource argument is translated from host to target for
[gs]etprlimit but not for prlimit64. Fix this.

Signed-off-by: Felix Janda <felix.janda@posteo.de>
---
 linux-user/syscall.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index aaac6a2..5658b66 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -9529,6 +9529,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         /* args: pid, resource number, ptr to new rlimit, ptr to old rlimit */
         struct target_rlimit64 *target_rnew, *target_rold;
         struct host_rlimit64 rnew, rold, *rnewp = 0;
+        int resource = target_to_host_resource(arg2);
         if (arg3) {
             if (!lock_user_struct(VERIFY_READ, target_rnew, arg3, 1)) {
                 goto efault;
@@ -9539,7 +9540,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
             rnewp = &rnew;
         }
 
-        ret = get_errno(sys_prlimit64(arg1, arg2, rnewp, arg4 ? &rold : 0));
+        ret = get_errno(sys_prlimit64(arg1, resource, rnewp, arg4 ? &rold : 0));
         if (!is_error(ret) && arg4) {
             if (!lock_user_struct(VERIFY_WRITE, target_rold, arg4, 1)) {
                 goto efault;
-- 
2.0.4

             reply	other threads:[~2014-12-02 21:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-02 21:11 Felix Janda [this message]
2014-12-11 21:05 ` [Qemu-devel] linux-user: translate resource also for prlimit64 Felix Janda

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=20141202211117.GA5560@euler \
    --to=felix.janda@posteo.de \
    --cc=qemu-devel@nongnu.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 NNTP newsgroup(s).