Messages in this thread | | | Date | Sat, 12 Jan 2013 19:55:24 +0100 | From | Oleg Nesterov <> | Subject | Re: [PATCH 2/3] signalfd: add ability to return siginfo in a raw format (v2) |
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On 01/10, Andrey Wagin wrote: > > 2012/12/28 Oleg Nesterov <oleg@redhat.com>: > >> > >> This functionality is required for checkpointing pending signals. > > > > And this should be used along with pread(). > > > > I won't argue, but perhaps we should simply postulate that pread() > > always dumps siginfo in raw format and avoid the new flag? > > I won't argue too:), but I think the flag is more flexiable. The flag > allows to get raw siginfo from read(), it may be useful not only for > checkpoint/restore. pread with offset = 0 is equal to read(), so the > interface with the flag is more clear.
OK, I agree.
Oleg.
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