Heikki Lindholm kirjoitti:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is set,
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to
hit one of the codepaths that save
Heikki Lindholm wrote:
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP,
but not yet set last_task_used_math to NULL. As a result the tasks
MSR_FP will get set, although it
Heikki Lindholm kirjoitti:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is set,
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to
hit one of the codepaths that save
Heikki Lindholm wrote:
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP,
but not yet set last_task_used_math to NULL. As a result the tasks
MSR_FP will get set, although it should be cleared. If the task
happens to hit one
Heikki Lindholm wrote:
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Philippe Gerum kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP,
but not yet set last_task_used_math to NULL. As a result the tasks
MSR_FP will get set, although it
Heikki Lindholm wrote:
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is set, the wrong FPU
state
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU state if MSR_FP is set,
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of the codepaths that save FPU
Heikki Lindholm wrote:
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens to hit
one of
Jan Kiszka wrote:
Heikki Lindholm wrote:
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task happens
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Jan Kiszka kirjoitti:
Heikki Lindholm wrote:
Xenomai might preempt linux when linux has cleared a tasks MSR_FP, but
not yet set last_task_used_math to NULL. As a result the tasks MSR_FP
will get set, although it should be cleared. If the task
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