diff options
| author | Hans Holmberg <hans.holmberg@cnexlabs.com> | 2018-10-09 13:11:50 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-24 08:20:50 +0100 |
| commit | 1e9796622bc73a8b917ca12111534df747fe0e9d (patch) | |
| tree | 1e710b90bf8b0a04499cfd9a5d1049b871b43caa /drivers/lightnvm/pblk-init.c | |
| parent | d56fe8f59a236845ed3c90deba063780282ec2ba (diff) | |
lightnvm: pblk: fix write amplificiation calculation
[ Upstream commit 765462fa4c4d0fd3eb718f2ba14cb04c35219854 ]
When the user data counter exceeds 32 bits, the write amplification
calculation does not provide the right value. Fix this by using
div64_u64 in stead of div64.
Fixes: 76758390f83e ("lightnvm: pblk: export write amplification counters to sysfs")
Signed-off-by: Hans Holmberg <hans.holmberg@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/lightnvm/pblk-init.c')
0 files changed, 0 insertions, 0 deletions