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authorDaniel P. Berrangé <berrange@redhat.com>2019-03-20 16:18:41 +0000
committerLaurent Vivier <laurent@vivier.eu>2019-04-08 17:26:44 +0200
commit184943d827ce09375284e6fbb9fd5eeb9e369529 (patch)
tree6c6f2fab39e41d3b0e3999c23e36dbb0fc81c36b
parentf55a585d1037e5de6088f25e75443c2776786e29 (diff)
linux-user: assume __NR_gettid always exists
The gettid syscall was introduced in Linux 2.4.11. This is old enough that we can assume it always exists and thus not bother with the conditional backcompat logic. Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Laurent Vivier <laurent@vivier.eu> Message-Id: <20190320161842.13908-2-berrange@redhat.com> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
-rw-r--r--linux-user/syscall.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 208fd1813d..11729f382c 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -249,15 +249,7 @@ static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \
#define TARGET_NR__llseek TARGET_NR_llseek
#endif
-#ifdef __NR_gettid
_syscall0(int, gettid)
-#else
-/* This is a replacement for the host gettid() and must return a host
- errno. */
-static int gettid(void) {
- return -ENOSYS;
-}
-#endif
/* For the 64-bit guest on 32-bit host case we must emulate
* getdents using getdents64, because otherwise the host