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Better page protections for arm64

Will Deacon linux-arm-kernel 1 version New

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  1. v6 Latest1 of 8 patches 0 repliesNew

1 of 8 patches is in this archive. The cover letter announces 8.

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4/8arm64: Move some head.text functions to executable section+0 -00 replies

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Cover letter [PATCHv6 0/8] Better page protections for arm64
Quoted 1 line · Laura Abbott

Hi,

Hi Laura,

Quoted 5 lines

This is v6 of the series to add stricter page protections for arm64. The goal is to have text be RO/NX and everything else be RW/NX. The biggest change here is the addition of ioremap_exec for EFI services. The series did its job and caught EFI services trying to use regular RAM for code purposes.

I've taken patches 1-3 + 5 of this series. I appreciate that the `meat' is in the later parts of the series, but I think there's still some review needed there and it makes sense to take the independent parts first.

Cheers,

Will