Subject: Re: bug#19995: [patch] sync.1: prevent data loss (reposte of my previous merged message)
From: Pádraig Brady <[email-masked]>
To: Stéphane Aulery <[email-masked]>, [email-masked]
Date: Thu, 05 Mar 2015 12:23:44 +0000
List-Id: <debbugs-submit.debbugs.gnu.org>

On 05/03/15 11:45, Stéphane Aulery wrote:
> Hello,
> 
> A Debian user reported [1] that sync.1 man page is incomplete unlike sync.2
> There is no mention of the unexpected behavior allowed by POSIX, which can
> cause data loss.
> 
> This patch provides a possible correction.
> 
> [1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=507085

How about I apply this in your name instead?

diff --git a/man/sync.x b/man/sync.x
index 79fee22..18ee3fc 100644
--- a/man/sync.x
+++ b/man/sync.x
@@ -2,5 +2,8 @@
 sync \- Synchronize cached writes to persistent storage
 [DESCRIPTION]
 .\" Add any additional description here
+[BUGS]
+Persistence guarantees vary per system.
+See the system calls below for more details.
 [SEE ALSO]
 fdatasync(2), fsync(2), sync(2), syncfs(2)