Preston_PLB
/
kernel-aes67
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

printk changes for 6.9-rc2 

-----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCAAdFiEESH4wyp42V4tXvYsjUqAMR0iAlPIFAmYBhi4ACgkQUqAMR0iA
 lPKy0A/+Pl9ysymbBzQYZEMhiIEPz1Aakh56hcDz89g9Axqn9hPgDgZaA/AKmN3Y
 aRo3X/aZVk9uQfUQ1VCYX/738/9fATIt6P8WzukSID7PpYMd5wnjg2rdqtb6zErz
 wGDPDJabMMUWg0IT0LEXnERUI31TS5VCc8MlHkZFjnT1j7oKMGebC+kX1YNK2Jfr
 hk/4eaidDsFlXR9m+2P8DcmSlloXIvG326Ke7aLDs46FIRL+pzoQhjIIN/hn1Mi3
 FPNkYMvOWdDKA1s55EqOno/i7MpQRf2tjGjfQd0mzJgUxk9hXo0YYpHUpnY3MKDE
 +RO3P0MheNJHSatoTEY5/r5aclk1Kg4QnYdDhCWm57flq68iM0aM7i0ACfuVNr5z
 fXz5Uv4lRAd1993yK2nRrczljGN2OpNium4kTifHGhfMZd7UuY9Yh3CPjMIfDm3e
 iZ7wp6L7pBTv9px4cK3U3pM5+w1Rr8pCZPJRK36WxhyZ9ivNU9tzTxO7dwLvqalN
 3q2y3jjgBupTZVawCtodFl6XHY+2LMihR+4tVWXWKblAdQ2H9UkFLIeJqjlAYZeW
 O9OV/gDLB8VfKWnVkkouKcFm6GXngFpTSc7APPDHLJrfbUcZ7FyMjtjyDVSeeaz+
 +lcvDwf2n2nl3UM5kmm6tNma/TDprKQzxk3m2JgPXjDcDgmA24w=
 =7UMV
 -----END PGP SIGNATURE-----

Merge tag 'printk-for-6.9-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux

Pull printk fix from Petr Mladek:

 - Prevent scheduling in an atomic context when printk() takes over the
   console flushing duty

* tag 'printk-for-6.9-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux:
  printk: Update @console_may_schedule in console_trylock_spinning()
This commit is contained in:
Linus Torvalds 2024-03-26 09:25:57 -07:00
parent 576bb2d8e3 8076972468
commit 7033999ecd
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
kernel/printk/printk.c
View File

@ -2009,6 +2009,12 @@ static int console_trylock_spinning(void)
*/
mutex_acquire(&console_lock_dep_map, 0, 1, _THIS_IP_);
/*
* Update @console_may_schedule for trylock because the previous
* owner may have been schedulable.
*/
console_may_schedule = 0;
return 1;
}