qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>
Subject: [PULL 4/8] linux-user: Implement PR_GET_TID_ADDRESS
Date: Tue, 12 Mar 2024 08:41:11 -1000	[thread overview]
Message-ID: <20240312184115.365415-5-richard.henderson@linaro.org> (raw)
In-Reply-To: <20240312184115.365415-1-richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/syscall.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 4871c4b648..e12d969c2e 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -6468,8 +6468,10 @@ static abi_long do_prctl(CPUArchState *env, abi_long option, abi_long arg2,
         }
 
     case PR_GET_TID_ADDRESS:
-        /* TODO */
-        return -TARGET_EINVAL;
+        {
+            TaskState *ts = env_cpu(env)->opaque;
+            return put_user_ual(ts->child_tidptr, arg2);
+        }
 
     case PR_GET_FPEXC:
     case PR_SET_FPEXC:
-- 
2.34.1



  parent reply	other threads:[~2024-03-12 18:42 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-12 18:41 [PULL 0/8] tcg + linux-user patch queue Richard Henderson
2024-03-12 18:41 ` [PULL 1/8] linux-user: Add FIFREEZE and FITHAW ioctls Richard Henderson
2024-03-12 18:41 ` [PULL 2/8] linux-user: Implement PR_{GET,SET}_CHILD_SUBREAPER Richard Henderson
2024-03-12 18:41 ` [PULL 3/8] linux-user: Implement PR_{GET,SET}_SPECULATION_CTRL Richard Henderson
2024-03-12 18:41 ` Richard Henderson [this message]
2024-03-12 18:41 ` [PULL 5/8] linux-user/elfload: Don't close an unopened file descriptor Richard Henderson
2024-03-12 18:41 ` [PULL 6/8] linux-user/elfload: Fully initialize struct target_elf_prpsinfo Richard Henderson
2024-03-12 18:41 ` [PULL 7/8] tcg/aarch64: Fix tcg_out_cmp for test comparisons Richard Henderson
2024-03-12 18:41 ` [PULL 8/8] tcg/aarch64: Fix tcg_out_brcond " Richard Henderson
2024-03-13 12:36 ` [PULL 0/8] tcg + linux-user patch queue Peter Maydell

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=20240312184115.365415-5-richard.henderson@linaro.org \
    --to=richard.henderson@linaro.org \
    --cc=peter.maydell@linaro.org \
    --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).