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Re: "here strings" and tmpfiles
From: |
konsolebox |
Subject: |
Re: "here strings" and tmpfiles |
Date: |
Sat, 13 Apr 2019 00:24:33 +0800 |
On Fri, Apr 12, 2019 at 10:32 PM Chet Ramey <chet.ramey@case.edu> wrote:
>
> On 4/11/19 3:08 PM, konsolebox wrote:
>
> >>> It has slightly inconvenient semantics, in that you can't open it more
> >>> than once, and if you can't do that, you can't convert it from read-write
> >>> to readonly.
> >>
> >>
> >> Perhaps it can be reopened via /dev/fd.
> >
> > Also file sealing maybe. The way it restricts writing is just a
> > little different.
>
> It seems like if you don't mmap the file, you won't create the shared
> writable mapping that would restrict you from sealing the file against
> writes.
Ok, thanks for the reply. I'll check these theories myself next weekend.
--
konsolebox
- Re: "here strings" and tmpfiles, (continued)
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/09
- Re: "here strings" and tmpfiles, L A Walsh, 2019/04/09
- Re: "here strings" and tmpfiles, Greg Wooledge, 2019/04/10
- Re: "here strings" and tmpfiles, Greg Wooledge, 2019/04/10
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/10
- Re: "here strings" and tmpfiles, konsolebox, 2019/04/10
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/10
- Re: "here strings" and tmpfiles, konsolebox, 2019/04/10
- Re: "here strings" and tmpfiles, konsolebox, 2019/04/11
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/12
- Re: "here strings" and tmpfiles,
konsolebox <=
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/10
- Re: "here strings" and tmpfiles, Jason A. Donenfeld, 2019/04/09
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/10
- Re: "here strings" and tmpfiles, Daniel Kahn Gillmor, 2019/04/10
- Re: "here strings" and tmpfiles, Greg Wooledge, 2019/04/10
- Re: "here strings" and tmpfiles, Peter & Kelly Passchier, 2019/04/10
- Re: "here strings" and tmpfiles, Chet Ramey, 2019/04/10
- Re: "here strings" and tmpfiles, Daniel Kahn Gillmor, 2019/04/10
- Re: "here strings" and tmpfiles, Andreas Schwab, 2019/04/11
- Re: "here strings" and tmpfiles, konsolebox, 2019/04/11