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[PATCH 1/2] Support more syscalls in linux-record: pipe2 epoll_create1 eventfd2 fallocate dup3 and inotify_init1
- From: Yao Qi <qiyaoltc at gmail dot com>
- To: gdb-patches at sourceware dot org
- Date: Wed, 24 Feb 2016 08:24:22 +0000
- Subject: [PATCH 1/2] Support more syscalls in linux-record: pipe2 epoll_create1 eventfd2 fallocate dup3 and inotify_init1
- Authentication-results: sourceware.org; auth=none
This patch adds more syscalls in linux-record. Regression tested on
x86_64-linux.
gdb:
2016-02-24 Yao Qi <yao.qi@linaro.org>
* linux-record.h (enum gdb_syscall) <gdb_sys_fallocate>: New.
<gdb_sys_eventfd2, gdb_sys_epoll_create1, gdb_sys_dup3>: New.
<gdb_sys_pipe2, gdb_sys_inotify_init1>: New.
* linux-record.c (record_linux_system_call): Handle them.
---
gdb/linux-record.c | 15 +++++++++++++++
gdb/linux-record.h | 6 ++++++
2 files changed, 21 insertions(+)
diff --git a/gdb/linux-record.c b/gdb/linux-record.c
index 29e299d..a40845a 100644
--- a/gdb/linux-record.c
+++ b/gdb/linux-record.c
@@ -2302,6 +2302,21 @@ Do you want to stop the program?"),
}
break;
+ case gdb_sys_fallocate:
+ case gdb_sys_eventfd2:
+ case gdb_sys_epoll_create1:
+ case gdb_sys_dup3:
+ break;
+
+ case gdb_sys_pipe2:
+ regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
+ if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
+ tdep->size_int * 2))
+ break;
+
+ case gdb_sys_inotify_init1:
+ break;
+
default:
printf_unfiltered (_("Process record and replay target doesn't "
"support syscall number %d\n"), syscall);
diff --git a/gdb/linux-record.h b/gdb/linux-record.h
index ca6a117..b317ab1 100644
--- a/gdb/linux-record.h
+++ b/gdb/linux-record.h
@@ -504,6 +504,12 @@ enum gdb_syscall {
gdb_sys_move_pages = 317,
gdb_sys_getcpu = 318,
gdb_sys_epoll_pwait = 319,
+ gdb_sys_fallocate = 324,
+ gdb_sys_eventfd2 = 328,
+ gdb_sys_epoll_create1 = 329,
+ gdb_sys_dup3 = 330,
+ gdb_sys_pipe2 = 331,
+ gdb_sys_inotify_init1 = 332,
gdb_sys_socket = 500,
gdb_sys_connect = 501,
gdb_sys_accept = 502,
--
1.9.1