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Searched hist:"356 e4bfff2c5489e016fdb925adbf12a1e3950ee" (Results 1 – 4 of 4) sorted by relevance

/linux/Documentation/userspace-api/
H A Dspec_ctrl.rstdiff 356e4bfff2c5489e016fdb925adbf12a1e3950ee Thu May 03 22:09:15 CEST 2018 Thomas Gleixner <tglx@linutronix.de> prctl: Add force disable speculation

For certain use cases it is desired to enforce mitigations so they cannot
be undone afterwards. That's important for loader stubs which want to
prevent a child from disabling the mitigation again. Will also be used for
seccomp(). The extra state preserving of the prctl state for SSB is a
preparatory step for EBPF dymanic speculation control.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
/linux/include/uapi/linux/
H A Dprctl.hdiff 356e4bfff2c5489e016fdb925adbf12a1e3950ee Thu May 03 22:09:15 CEST 2018 Thomas Gleixner <tglx@linutronix.de> prctl: Add force disable speculation

For certain use cases it is desired to enforce mitigations so they cannot
be undone afterwards. That's important for loader stubs which want to
prevent a child from disabling the mitigation again. Will also be used for
seccomp(). The extra state preserving of the prctl state for SSB is a
preparatory step for EBPF dymanic speculation control.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
/linux/fs/proc/
H A Darray.cdiff 356e4bfff2c5489e016fdb925adbf12a1e3950ee Thu May 03 22:09:15 CEST 2018 Thomas Gleixner <tglx@linutronix.de> prctl: Add force disable speculation

For certain use cases it is desired to enforce mitigations so they cannot
be undone afterwards. That's important for loader stubs which want to
prevent a child from disabling the mitigation again. Will also be used for
seccomp(). The extra state preserving of the prctl state for SSB is a
preparatory step for EBPF dymanic speculation control.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
/linux/arch/x86/kernel/cpu/
H A Dbugs.cdiff 356e4bfff2c5489e016fdb925adbf12a1e3950ee Thu May 03 22:09:15 CEST 2018 Thomas Gleixner <tglx@linutronix.de> prctl: Add force disable speculation

For certain use cases it is desired to enforce mitigations so they cannot
be undone afterwards. That's important for loader stubs which want to
prevent a child from disabling the mitigation again. Will also be used for
seccomp(). The extra state preserving of the prctl state for SSB is a
preparatory step for EBPF dymanic speculation control.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>