diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/readv.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/readv.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/readv.c b/sysdeps/unix/sysv/linux/readv.c index eeba46a09d..e6f9fb0c4e 100644 --- a/sysdeps/unix/sysv/linux/readv.c +++ b/sysdeps/unix/sysv/linux/readv.c @@ -22,7 +22,7 @@ #include <sys/param.h> #include <sys/uio.h> -#include <sysdep.h> +#include <sysdep-cancel.h> #include <sys/syscall.h> #include <bp-checks.h> @@ -39,8 +39,8 @@ static ssize_t __atomic_readv_replacement (int, __const struct iovec *, /* We should deal with kernel which have a smaller UIO_FASTIOV as well as a very big count. */ -ssize_t -__libc_readv (fd, vector, count) +static ssize_t +do_readv (fd, vector, count) int fd; const struct iovec *vector; int count; @@ -54,6 +54,25 @@ __libc_readv (fd, vector, count) return __atomic_readv_replacement (fd, vector, count); } + + +ssize_t +__libc_readv (fd, vector, count) + int fd; + const struct iovec *vector; + int count; +{ + if (SINGLE_THREAD_P) + return do_readv (fd, vector, count); + + int oldtype = LIBC_CANCEL_ASYNC (); + + int result = do_readv (fd, vector, count); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} strong_alias (__libc_readv, __readv) weak_alias (__libc_readv, readv) |