The pattern
do {
if (fallocate(s->fd, mode, offset, len) == 0) {
return 0;
}
} while (errno == EINTR);
ret = translate_err(-errno);
will be commonly useful in next patches. Create helper for it.
Signed-off-by: Denis V. Lunev <address@hidden>
CC: Kevin Wolf <address@hidden>
CC: Stefan Hajnoczi <address@hidden>
CC: Peter Lieven <address@hidden>
CC: Fam Zheng <address@hidden>
---
block/raw-posix.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
diff --git a/block/raw-posix.c b/block/raw-posix.c
index 24300d0..2aa268a 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -902,6 +902,18 @@ static int translate_err(int err)
return err;
}
+#if defined(CONFIG_FALLOCATE_PUNCH_HOLE)
+static int do_fallocate(int fd, int mode, off_t offset, off_t len)
+{
+ do {
+ if (fallocate(fd, mode, offset, len) == 0) {
+ return 0;
+ }
+ } while (errno == EINTR);
+ return translate_err(-errno);