aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/tools/perf/scripts/python/export-to-postgresql.py
diff options
context:
space:
mode:
authorKeith Busch <kbusch@kernel.org>2023-10-30 08:13:09 -0700
committerKeith Busch <kbusch@kernel.org>2023-12-04 08:39:03 -0800
commit5c687c287c46fadb14644091823298875a5216aa (patch)
tree128648783e08c11c1c5ebff84928547f7656cb69 /tools/perf/scripts/python/export-to-postgresql.py
parentMerge tag 'md-fixes-20231201-1' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into block-6.7 (diff)
downloadwireguard-linux-5c687c287c46fadb14644091823298875a5216aa.tar.xz
wireguard-linux-5c687c287c46fadb14644091823298875a5216aa.zip
nvme: introduce helper function to get ctrl state
The controller state is typically written by another CPU, so reading it should ensure no optimizations are taken. This is a repeated pattern in the driver, so start with adding a convenience function that returns the controller state with READ_ONCE(). Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Keith Busch <kbusch@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions