Re: [PATCH] kernel_lockdown.7: Remove description of lifting via SysRq (not upstream)
From: Michael Kerrisk (man-pages) <hidden>
Date: 2021-06-09 21:26:10
Hello Alex, Dann, On 5/27/21 7:13 PM, Alejandro Colomar wrote:
From: dann frazier <redacted> The patch that implemented lockdown lifting via SysRq ended up getting dropped[*] before the feature was merged upstream. Having the feature documented but unsupported has caused some confusion for our users. [*] http://archive.lwn.net:8080/linux-kernel/CACdnJuuxAM06TcnczOA6NwxhnmQUeqqm3Ma8btukZpuCS+dOqg@mail.gmail.com/ Signed-off-by: dann frazier <redacted> Cc: Heinrich Schuchardt <redacted> Cc: David Howells <dhowells@redhat.com> Cc: Pedro Principeza <redacted> Cc: Randy Dunlap <redacted> Cc: Kyle McMartin <redacted> Cc: Matthew Garrett <redacted> Signed-off-by: Alejandro Colomar <redacted>
Thanks. Patch applied. Cheers, Michael
quoted hunk ↗ jump to hunk
--- man7/kernel_lockdown.7 | 5 ----- 1 file changed, 5 deletions(-)diff --git a/man7/kernel_lockdown.7 b/man7/kernel_lockdown.7 index 30863de62..b0442b3b6 100644 --- a/man7/kernel_lockdown.7 +++ b/man7/kernel_lockdown.7@@ -33,11 +33,6 @@ where X indicates the process name and Y indicates what is restricted. .PP On an EFI-enabled x86 or arm64 machine, lockdown will be automatically enabled if the system boots in EFI Secure Boot mode. -.PP -If the kernel is appropriately configured, lockdown may be lifted by typing -the appropriate sequence on a directly attached physical keyboard. -For x86 machines, this is -.IR SysRq+x . .\" .SS Coverage When lockdown is in effect, a number of features are disabled or have their
-- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/