Dave Jones <[email protected]> wrote:
> Shrink the held_lock struct by using bitfields.
> This shrinks task_struct on lockdep enabled kernels by 480 bytes.
> * The following field is used to detect when we cross into an
> * interrupt context:
> */
> - int irq_context;
[...]
> + unsigned char irq_context:1;
[...]
Can these fields be set by concurrent processes, e.g.:
CPU0 CPU1
load flags
load flags
flip bit
store
flip bit
store
?
--
Ich danke GMX dafür, die Verwendung meiner Adressen mittels per SPF
verbreiteten Lügen zu sabotieren.
http://david.woodhou.se/why-not-spf.html
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