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Diffstat (limited to 'erts/emulator/drivers/unix')
-rw-r--r--erts/emulator/drivers/unix/unix_efile.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c
index ac9b681d03..c097bc1950 100644
--- a/erts/emulator/drivers/unix/unix_efile.c
+++ b/erts/emulator/drivers/unix/unix_efile.c
@@ -638,12 +638,21 @@ efile_writev(Efile_error* errInfo, /* Where to return error codes */
do {
w = writev(fd, &iov[cnt], b);
} while (w < 0 && errno == EINTR);
+ if (w < 0 && errno == EINVAL) {
+ goto single_write;
+ }
} else
+ single_write:
/* Degenerated io vector - use regular write */
#endif
{
do {
- w = write(fd, iov[cnt].iov_base, iov[cnt].iov_len);
+ size_t iov_len = iov[cnt].iov_len;
+ size_t limit = 1024*1024*1024; /* 1GB */
+ if (iov_len > limit) {
+ iov_len = limit;
+ }
+ w = write(fd, iov[cnt].iov_base, iov_len);
} while (w < 0 && errno == EINTR);
ASSERT(w <= iov[cnt].iov_len ||
(w == -1 && errno != EINTR));