> + * Make sure the child gets the SCHED_YIELD flag cleared, even if
> + * it inherited it, to avoid deadlocks.
can anyone think of a reason that SCHED_YIELD *should* be inherited?
I think it's just oversight that fork doesn't clear it.
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On 05.01 Hugh Dickins wrote:
> On Tue, 1 May 2001, J . A . Magallon wrote:
> > >
> > > OK works here ...
> >
> > Me too.
> >
> > Perhaps this reschedules ok in UP but kinda fails in SMP...
>
> Great. And see Andrea's SCHED_YIELD explanation in the "sluggish"
> mail thread. Well, I didn't
On 05.01 boris wrote:
> On Tue, May 01, 2001 at 04:50:52PM +0100, Hugh Dickins wrote:
>
> > Don't ask me why, but I think you may find it's Peter's patch to
> > the women-and-children-first in kernel/fork.c: I'm not yet running
> > -ac2, but I am trying that patch, fine on UP but hanging right
On Tue, May 01, 2001 at 04:50:52PM +0100, Hugh Dickins wrote:
> Don't ask me why, but I think you may find it's Peter's patch to
> the women-and-children-first in kernel/fork.c: I'm not yet running
> -ac2, but I am trying that patch, fine on UP but hanging right there
> (well, I get a "go go
On 05.01 Hugh Dickins wrote:
>
> Don't ask me why, but I think you may find it's Peter's patch to
> the women-and-children-first in kernel/fork.c: I'm not yet running
> -ac2, but I am trying that patch, fine on UP but hanging right there
> (well, I get a "go go go" message too) on SMP.
>
After
On Tue, 1 May 2001, J . A . Magallon wrote:
> On 05.01 Alan Cox wrote:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
> Hangs after APIC init:
>
> (bootlog from ac1)
> cpu: 0, clocks: 1002300, slice: 334100
> CPU0
> cpu: 1, clocks: 1002300, slice: 334100
> CPU1
> checking TSC
Hi,
On 05.01 Alan Cox wrote:
>
> ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
>
Hangs after APIC init:
(bootlog from ac1)
Using local APIC timer interrupts.
calibrating APIC timer ...
CPU clock speed is 400.9211 MHz.
host bus clock speed is 100.2300 MHz.
cpu: 0,
Thus spake Alan Cox ([EMAIL PROTECTED]):
> 2.4.4-ac2
I got:
gcc -D__KERNEL__ -I/usr/src/linux-2.4.4-ac2/include -Wall
-Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing
+-pipe -mpreferred-stack-boundary=2 -march=i686-c -o pci-pc.o
pci-pc.c
{standard input}: Assemb
ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
Intermediate diffs are available from
http://www.bzimage.org
This release is mostly meant for further eyes to check for merge errors. It
boots but thats about all I'd guarantee. I plan to do
ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
Intermediate diffs are available from
http://www.bzimage.org
This release is mostly meant for further eyes to check for merge errors. It
boots but thats about all I'd guarantee. I plan to do
Thus spake Alan Cox ([EMAIL PROTECTED]):
2.4.4-ac2
I got:
gcc -D__KERNEL__ -I/usr/src/linux-2.4.4-ac2/include -Wall
-Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing
+-pipe -mpreferred-stack-boundary=2 -march=i686-c -o pci-pc.o
pci-pc.c
{standard input}: Assembler messages
Hi,
On 05.01 Alan Cox wrote:
ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
Hangs after APIC init:
(bootlog from ac1)
Using local APIC timer interrupts.
calibrating APIC timer ...
CPU clock speed is 400.9211 MHz.
host bus clock speed is 100.2300 MHz.
cpu: 0,
On Tue, 1 May 2001, J . A . Magallon wrote:
On 05.01 Alan Cox wrote:
ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/
Hangs after APIC init:
(bootlog from ac1)
cpu: 0, clocks: 1002300, slice: 334100
CPU0T0:1002288,T1:668176,D:12,S:334100,C:1002300
cpu: 1, clocks: 1002300,
On 05.01 Hugh Dickins wrote:
Don't ask me why, but I think you may find it's Peter's patch to
the women-and-children-first in kernel/fork.c: I'm not yet running
-ac2, but I am trying that patch, fine on UP but hanging right there
(well, I get a go go go message too) on SMP.
After
On Tue, May 01, 2001 at 04:50:52PM +0100, Hugh Dickins wrote:
Don't ask me why, but I think you may find it's Peter's patch to
the women-and-children-first in kernel/fork.c: I'm not yet running
-ac2, but I am trying that patch, fine on UP but hanging right there
(well, I get a go go go
On 05.01 Hugh Dickins wrote:
On Tue, 1 May 2001, J . A . Magallon wrote:
OK works here ...
Me too.
Perhaps this reschedules ok in UP but kinda fails in SMP...
Great. And see Andrea's SCHED_YIELD explanation in the sluggish
mail thread. Well, I didn't try to understand it
+ * Make sure the child gets the SCHED_YIELD flag cleared, even if
+ * it inherited it, to avoid deadlocks.
can anyone think of a reason that SCHED_YIELD *should* be inherited?
I think it's just oversight that fork doesn't clear it.
-
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