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authorIlya Leoshkevich <iii@linux.ibm.com>2024-03-05 12:09:42 +0000
committerAlex Bennée <alex.bennee@linaro.org>2024-03-06 12:35:19 +0000
commit4edc98fcc8c8124a2e345144a75e1b33dac7632c (patch)
tree87c6ae410460575cf92ea62a552302488374eec9 /bsd-user
parent3d6ed98da82e0bb2384bfbc83fadb518271fdbca (diff)
downloadfocaccia-qemu-4edc98fcc8c8124a2e345144a75e1b33dac7632c.tar.gz
focaccia-qemu-4edc98fcc8c8124a2e345144a75e1b33dac7632c.zip
{linux,bsd}-user: Pass pid to fork_end()
The upcoming follow-fork-mode child support requires knowing the child
pid. Pass it down.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20240219141628.246823-6-iii@linux.ibm.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240305121005.3528075-7-alex.bennee@linaro.org>
Diffstat (limited to 'bsd-user')
-rw-r--r--bsd-user/freebsd/os-proc.h6
-rw-r--r--bsd-user/main.c4
-rw-r--r--bsd-user/qemu.h2
3 files changed, 7 insertions, 5 deletions
diff --git a/bsd-user/freebsd/os-proc.h b/bsd-user/freebsd/os-proc.h
index d641878034..3003c8cb63 100644
--- a/bsd-user/freebsd/os-proc.h
+++ b/bsd-user/freebsd/os-proc.h
@@ -208,7 +208,7 @@ static inline abi_long do_freebsd_fork(void *cpu_env)
      */
     set_second_rval(cpu_env, child_flag);
 
-    fork_end(child_flag);
+    fork_end(ret);
 
     return ret;
 }
@@ -252,7 +252,7 @@ static inline abi_long do_freebsd_rfork(void *cpu_env, abi_long flags)
      * value: 0 for parent process, 1 for child process.
      */
     set_second_rval(cpu_env, child_flag);
-    fork_end(child_flag);
+    fork_end(ret);
 
     return ret;
 
@@ -285,7 +285,7 @@ static inline abi_long do_freebsd_pdfork(void *cpu_env, abi_ulong target_fdp,
      * value: 0 for parent process, 1 for child process.
      */
     set_second_rval(cpu_env, child_flag);
-    fork_end(child_flag);
+    fork_end(ret);
 
     return ret;
 }
diff --git a/bsd-user/main.c b/bsd-user/main.c
index 517c6b3ec2..fca9b30204 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -116,8 +116,10 @@ void fork_start(void)
     gdbserver_fork_start();
 }
 
-void fork_end(int child)
+void fork_end(pid_t pid)
 {
+    bool child = pid == 0;
+
     if (child) {
         CPUState *cpu, *next_cpu;
         /*
diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
index 4adb75d19f..1b0a591d2d 100644
--- a/bsd-user/qemu.h
+++ b/bsd-user/qemu.h
@@ -192,7 +192,7 @@ void cpu_loop(CPUArchState *env);
 char *target_strerror(int err);
 int get_osversion(void);
 void fork_start(void);
-void fork_end(int child);
+void fork_end(pid_t pid);
 
 #include "qemu/log.h"