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| author | Keith Busch <kbusch@kernel.org> | 2023-10-30 08:13:09 -0700 |
|---|---|---|
| committer | Keith Busch <kbusch@kernel.org> | 2023-12-04 08:39:03 -0800 |
| commit | 5c687c287c46fadb14644091823298875a5216aa (patch) | |
| tree | 128648783e08c11c1c5ebff84928547f7656cb69 /lib/crypto/mpi/mpi-sub-ui.c | |
| parent | a134cd8dfb8cdfd8f019a7ec2ad5cb8e855f0245 (diff) | |
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 'lib/crypto/mpi/mpi-sub-ui.c')
0 files changed, 0 insertions, 0 deletions