Re: [PATCH 20/35] mm: Update can_follow_write_pte() for shadow stack

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 1/30/22 13:18, Rick Edgecombe wrote:
> Like a writable data page, a shadow stack page is writable, and becomes
> read-only during copy-on-write, but it is always dirty.

One other thing...

The language in these changelogs is a bit sloppy.  For instance, what
does "always dirty" mean here?  pte_dirty()?  Or strictly _PAGE_DIRTY?

In other words, logically dirty, or literally "has *the* dirty bit set"?




[Index of Archives]     [Linux Kernel]     [Kernel Newbies]     [x86 Platform Driver]     [Netdev]     [Linux Wireless]     [Netfilter]     [Bugtraq]     [Linux Filesystems]     [Yosemite Discussion]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]

  Powered by Linux