Re: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)

On Wed, Jun 06, 2007 at 12:50:04PM +1000, Benjamin Herrenschmidt wrote:
> Yeah, synchronous signals should probably never be delivered to another
> process, even via signalfd. There's no point delivering a SEGV to
> somebody else :-)

Sure there is.  UML does exactly that - intercepting child signals
(including SEGV) with wait.

				Jeff

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Follow-Ups:
- Re: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
  - From: Benjamin Herrenschmidt <[email protected]>
- Re: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
  - From: Paul Mackerras <[email protected]>

References:
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Davide Libenzi <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Benjamin Herrenschmidt <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Nicholas Miell <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Benjamin Herrenschmidt <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Nicholas Miell <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Davide Libenzi <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Nicholas Miell <[email protected]>
- Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes
  - From: Davide Libenzi <[email protected]>
- signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
  - From: Nicholas Miell <[email protected]>
- Re: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
  - From: Benjamin Herrenschmidt <[email protected]>

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