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MFC 257231:

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Make sure the PCB is aligned on 8 bytes, we may use ldrd/strd to access it,
  which may have strong alignment requirements.
This commit is contained in:
ian 2014-05-18 16:39:47 +00:00
parent 8f8f979e4b
commit 37b56a8b54
1 changed files with 5 additions and 1 deletions
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6
sys/arm/include/pcb.h
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@ -80,7 +80,11 @@ struct pcb {
struct pcb_arm32 un_32; struct pcb_arm32 un_32;
struct vfp_state pcb_vfpstate; /* VP/NEON state */ struct vfp_state pcb_vfpstate; /* VP/NEON state */
u_int pcb_vfpcpu; /* VP/NEON last cpu */ u_int pcb_vfpcpu; /* VP/NEON last cpu */
}; } __aligned(8); /*
* We need the PCB to be aligned on 8 bytes, as we may
* access it using ldrd/strd, and some CPUs require it
* to by aligned on 8 bytes.
*/
/* /*
* No additional data for core dumps. * No additional data for core dumps.