From: Oleg Nesterov
> Sent: 06 June 2019 13:41
> On 06/06, David Laight wrote:
> >
> > Some of this code is hard to grep through :-)
>
> I'd suggest to simply read the kernel code once and memorise it, after
> that you will not need to use grep.
Unfortunately all the available buffer space is ful
On 06/06, David Laight wrote:
>
> Some of this code is hard to grep through :-)
I'd suggest to simply read the kernel code once and memorise it, after
that you will not need to use grep.
> > When signal handler returns it does sys_rt_sigreturn() which restores
> > the original mask saved in uc_si
From: Oleg Nesterov
> Sent: 06 June 2019 12:05
> On 06/06, David Laight wrote:
> >
> > If a signal handler is called, I presume that the trampoline
> > calls back into the kernel to get further handlers called
> > and to finally restore the original signal mask?
>
> See sigmask_to_save(), this is
On 06/06, David Laight wrote:
>
> If a signal handler is called, I presume that the trampoline
> calls back into the kernel to get further handlers called
> and to finally restore the original signal mask?
See sigmask_to_save(), this is what the kernel records in uc.uc_sigmask
before the signal ha
On 06/05, Linus Torvalds wrote:
>
> On Wed, Jun 5, 2019 at 8:58 AM Oleg Nesterov wrote:
> >
> > To simplify the review, please see the code with this patch applied.
> > I am using epoll_pwait() as an example because it looks very simple.
>
> I like it.
>
> However.
>
> I think I'd like it even mor
From: Linus Torvalds
> Sent: 05 June 2019 18:25
> On Wed, Jun 5, 2019 at 8:58 AM Oleg Nesterov wrote:
> >
> > To simplify the review, please see the code with this patch applied.
> > I am using epoll_pwait() as an example because it looks very simple.
>
> I like it.
>
> However.
>
> I think I'd
On Wed, Jun 5, 2019 at 8:58 AM Oleg Nesterov wrote:
>
> To simplify the review, please see the code with this patch applied.
> I am using epoll_pwait() as an example because it looks very simple.
I like it.
However.
I think I'd like it even more if we just said "we don't need
restore_saved_sigm
On top of
signal-remove-the-wrong-signal_pending-check-in-restore_user_sigmask.patch
Let me repeat, every file touched by this patch needs more cleanups,
fs/aio.c looks wrong with or without the recent changes. Lets discuss
this later.
To simplify the review, please see the code with th
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