On 01/05/2016 12:43 PM, Wenwei Tao wrote:
There is no need to check whether dev's pages per block is beyond rrpc support everytime we init a lun, we only need to check it once before enter the lun init loop.Signed-off-by: Wenwei Tao <ww.tao0...@gmail.com> --- drivers/lightnvm/rrpc.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c index 27fb98d..286a038 100644 --- a/drivers/lightnvm/rrpc.c +++ b/drivers/lightnvm/rrpc.c @@ -1087,6 +1087,11 @@ static int rrpc_luns_init(struct rrpc *rrpc, int lun_begin, int lun_end) struct rrpc_lun *rlun; int i, j; + if (dev->pgs_per_blk > MAX_INVALID_PAGES_STORAGE * BITS_PER_LONG) { + pr_err("rrpc: number of pages per block too high."); + return -EINVAL; + } + spin_lock_init(&rrpc->rev_lock); rrpc->luns = kcalloc(rrpc->nr_luns, sizeof(struct rrpc_lun), @@ -1098,12 +1103,6 @@ static int rrpc_luns_init(struct rrpc *rrpc, int lun_begin, int lun_end) for (i = 0; i < rrpc->nr_luns; i++) { struct nvm_lun *lun = dev->mt->get_lun(dev, lun_begin + i); - if (dev->pgs_per_blk > - MAX_INVALID_PAGES_STORAGE * BITS_PER_LONG) { - pr_err("rrpc: number of pages per block too high."); - goto err; - } - rlun = &rrpc->luns[i]; rlun->rrpc = rrpc; rlun->parent = lun;
Thanks. Leftover from when luns could have different number of pages. Applied for 4.5.
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