[PATCH 3/3] Inform kernel of FADV_DONTNEED hint in receiver

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From: Ben Gamari
Date: Tuesday, November 23, 2010 - 7:49 am

Use the FADV_DONTNEED fadvise hint after finishing writing to a
destinataion fd in the receiver.
---
 receiver.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/receiver.c b/receiver.c
index 39c5e49..33b21fb 100644
--- a/receiver.c
+++ b/receiver.c
@@ -721,6 +721,12 @@ int recv_files(int f_in, char *local_name)
 		recv_ok = receive_data(f_in, fnamecmp, fd1, st.st_size,
 				       fname, fd2, F_LENGTH(file));
 
+                if (do_fadvise(fd2, 0, 0, POSIX_FADV_DONTNEED) != 0) {
+                        rsyserr(FERROR_XFER, errno,
+                                "fadvise failed in writing %s",
+                                full_fname(fname));
+                }
+
 		log_item(log_code, file, &initial_stats, iflags, NULL);
 
 		if (fd1 != -1)
-- 
1.7.1

--
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Messages in current thread:
[RFC 1/2] deactive invalidated pages, Minchan Kim, (Sun Nov 21, 7:30 am)
Re: [RFC 1/2] deactive invalidated pages, Ben Gamari, (Sun Nov 21, 8:21 am)
Re: [RFC 1/2] deactive invalidated pages, Rik van Riel, (Sun Nov 21, 6:17 pm)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Mon Nov 22, 3:14 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Mon Nov 22, 9:52 pm)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Mon Nov 22, 10:01 pm)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Mon Nov 22, 10:22 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Mon Nov 22, 10:23 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Mon Nov 22, 10:45 pm)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Mon Nov 22, 10:48 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Mon Nov 22, 11:05 pm)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Tue Nov 23, 12:15 am)
Re: [RFC 1/2] deactive invalidated pages, KOSAKI Motohiro, (Tue Nov 23, 12:16 am)
Re: [RFC 1/2] deactive invalidated pages, KOSAKI Motohiro, (Tue Nov 23, 12:16 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 12:40 am)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Tue Nov 23, 12:42 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 12:44 am)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Tue Nov 23, 12:53 am)
Re: [RFC 1/2] deactive invalidated pages, KOSAKI Motohiro, (Tue Nov 23, 1:01 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 1:02 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 1:44 am)
Re: [RFC 1/2] deactive invalidated pages, KOSAKI Motohiro, (Tue Nov 23, 2:02 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 2:05 am)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 2:07 am)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Tue Nov 23, 2:28 am)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Tue Nov 23, 2:38 am)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Tue Nov 23, 2:43 am)
Re: [RFC 1/2] deactive invalidated pages, Ben Gamari, (Tue Nov 23, 6:48 am)
[RFC PATCH] fadvise support in rsync, Ben Gamari, (Tue Nov 23, 7:49 am)
[PATCH 1/3] Add fadvise interface wrapper, Ben Gamari, (Tue Nov 23, 7:49 am)
[PATCH 3/3] Inform kernel of FADV_DONTNEED hint in receiver, Ben Gamari, (Tue Nov 23, 7:49 am)
Re: [RFC 1/2] deactive invalidated pages, Ben Gamari, (Tue Nov 23, 7:55 am)
Re: [RFC 1/2] deactive invalidated pages, Ben Gamari, (Tue Nov 23, 7:57 am)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Tue Nov 23, 7:58 am)
Re: [RFC PATCH] fadvise support in rsync, Pádraig Brady, (Tue Nov 23, 8:35 am)
Re: [RFC 1/2] deactive invalidated pages, Andrew Morton, (Tue Nov 23, 1:35 pm)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Tue Nov 23, 3:10 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 4:24 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 4:32 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 4:45 pm)
Re: [RFC 1/2] deactive invalidated pages, Minchan Kim, (Tue Nov 23, 4:48 pm)
Re: [RFC 1/2] deactive invalidated pages, KOSAKI Motohiro, (Tue Nov 23, 5:13 pm)
Re: [RFC PATCH] fadvise support in rsync, KOSAKI Motohiro, (Tue Nov 23, 5:17 pm)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Wed Nov 24, 3:02 am)
Re: [RFC 1/2] deactive invalidated pages, Mel Gorman, (Wed Nov 24, 11:01 am)