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-rw-r--r--sys/kern/sys_generic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c
index 8452cc0f3a2f..bce9231da92a 100644
--- a/sys/kern/sys_generic.c
+++ b/sys/kern/sys_generic.c
@@ -496,6 +496,7 @@ writev(p, uap)
}
#endif
cnt = auio.uio_resid;
+ bwillwrite();
if ((error = fo_write(fp, &auio, fp->f_cred, 0, p))) {
if (auio.uio_resid != cnt && (error == ERESTART ||
error == EINTR || error == EWOULDBLOCK))