Re: RFC: one solution to sys_sync livelock fix

Stephen C. Tweedie (sct@redhat.com)
Fri, 15 Feb 2002 18:19:32 +0000


Hi,

On Wed, Feb 13, 2002 at 05:37:42PM -0500, Bill Davidsen wrote:

> What would happen if the sync(2) call from a non-root user were treated as
> if it were an fsync(2) call on every file open for write?

Then you'd lose writes for files you have written to but since
closed; and you'd seriously hurt the users of journaling filesystems
who assume you can "sync" as an unprivileged user and then turn power
off.

--Stephen
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