call msync() before munmap

git-svn-id: file:///home/lennart/svn/public/syrep/trunk@83 07ea20a6-d2c5-0310-9e02-9ef735347d72

1 files changed, 2 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
index 4eebd1a..1f5c412 100644
--- a/src/util.c
+++ b/src/util.c
@@ -331,6 +331,7 @@ int copy_fd(int sfd, int dfd, off_t l) {
             ssize_t n;
 
             n = loop_read(sfd, dp+(dfo-mdfo), m);
+	    msync(dp, dm, MS_SYNC);
             munmap(dp, dm);
 
             if (n != (ssize_t) m) {
@@ -413,6 +414,7 @@ int copy_fd(int sfd, int dfd, off_t l) {
             memcpy(dp+(dfo-mdfo), sp+(sfo-msfo), m);
 
             munmap(sp, sm);
+	    msync(dp, dm, MS_SYNC);
             munmap(dp, dm);
 
             l -= m;