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authorGlenn Elliott <gelliott@cs.unc.edu>2012-09-17 19:31:04 -0400
committerGlenn Elliott <gelliott@cs.unc.edu>2012-09-17 19:34:45 -0400
commitd9b5000b74bbc468624f877495443b33f9511922 (patch)
treec0efc70114f208916f0b0b32f85d8c80ab25b89e /drivers/ide/ide-sysfs.c
parentb247fd41c493e7bd3cd33cb1c4b7c46420d16364 (diff)
Fixed three bugs with aux threads and nested locks
Fixes two bugs with nested locks: 1) List of aux threads could become corrupted. -- moved modifications to be within scheduler lock. 2) Fixed bad EDF comparison ordering that could lead to schedule thrashing in an infinite loop. 3) Prevent aux threads from inheriting a priority from a task that is blocked on a real-time litmus lock. (since the aux threads can't possibly hold these locks, we don't have to worry about inheritance.)
Diffstat (limited to 'drivers/ide/ide-sysfs.c')
0 files changed, 0 insertions, 0 deletions