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authorMatias Bjørling <mb@lightnvm.io>2018-10-09 13:11:38 +0200
committerJens Axboe <axboe@kernel.dk>2018-10-09 08:25:06 -0600
commit8bbd45d02a118cbefdf4e1a6274bd965a6aa3c59 (patch)
tree03882d80b5dc3d8cae78821febc84da7fa24fac6 /drivers/lightnvm
parentafdc23c91e085c56d1b0c119563c202b07255599 (diff)
lightnvm: pblk: fix incorrect min_write_pgs
The calculation of pblk->min_write_pgs should only use the optimal write size attribute provided by the drive, it does not correlate to the memory page size of the system, which can be smaller or larger than the LBA size reported. Signed-off-by: Matias Bjørling <mb@lightnvm.io> Reviewed-by: Javier González <javier@cnexlabs.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm')
-rw-r--r--drivers/lightnvm/pblk-init.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index 9119c64d6f62..8adc8ac8b03c 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -371,7 +371,7 @@ static int pblk_core_init(struct pblk *pblk)
atomic64_set(&pblk->nr_flush, 0);
pblk->nr_flush_rst = 0;
- pblk->min_write_pgs = geo->ws_opt * (geo->csecs / PAGE_SIZE);
+ pblk->min_write_pgs = geo->ws_opt;
max_write_ppas = pblk->min_write_pgs * geo->all_luns;
pblk->max_write_pgs = min_t(int, max_write_ppas, NVM_MAX_VLBA);
pblk_set_sec_per_write(pblk, pblk->min_write_pgs);