app-emulation/qemu/files/qemu-5.0.0-epoll-strace.patch

https://lists.nongnu.org/archive/html/qemu-devel/2020-04/msg02643.html

From 6bce23d8daf96a7faa9288e7414948cda31ddaa2 Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyfox@gentoo.org>
Date: Thu, 16 Apr 2020 18:55:49 +0100
Subject: [PATCH] linux-user/strace.list: fix epoll_create{,1} -strace output

Fix syscall name and parameters priinter.

Before the change:

```
$ alpha-linux-user/qemu-alpha -strace -L /usr/alpha-unknown-linux-gnu/ /tmp/a
...
1274697 %s(%d)(2097152,274903156744,274903156760,274905840712,274877908880,274903235616) = 3
1274697 exit_group(0)
```

After the change:

```
$ alpha-linux-user/qemu-alpha -strace -L /usr/alpha-unknown-linux-gnu/ /tmp/a
...
1273719 epoll_create1(2097152) = 3
1273719 exit_group(0)
```

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
---
 linux-user/strace.list | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/linux-user/strace.list
+++ b/linux-user/strace.list
@@ -125,10 +125,10 @@
 { TARGET_NR_dup3, "dup3" , "%s(%d,%d,%d)", NULL, NULL },
 #endif
 #ifdef TARGET_NR_epoll_create
-{ TARGET_NR_epoll_create, "%s(%d)", NULL, NULL, NULL },
+{ TARGET_NR_epoll_create, "epoll_create", "%s(%d)", NULL, NULL },
 #endif
 #ifdef TARGET_NR_epoll_create1
-{ TARGET_NR_epoll_create1, "%s(%d)", NULL, NULL, NULL },
+{ TARGET_NR_epoll_create1, "epoll_create1", "%s(%d)", NULL, NULL },
 #endif
 #ifdef TARGET_NR_epoll_ctl
 { TARGET_NR_epoll_ctl, "epoll_ctl" , NULL, NULL, NULL },
-- 
2.26.2