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Commit 81e681d3 authored by Matias Bjørling's avatar Matias Bjørling Committed by Jens Axboe
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lightnvm: support multiple ppas in nvm_erase_ppa



Sometimes a user want to erase multiple PPAs at the same time. Extend
nvm_erase_ppa to take multiple ppas and number of ppas to be erased.

Signed-off-by: default avatarMatias Bjørling <m@bjorling.me>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 4b79beb4
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+2 −2
Original line number Diff line number Diff line
@@ -265,7 +265,7 @@ void nvm_free_rqd_ppalist(struct nvm_dev *dev, struct nvm_rq *rqd)
}
EXPORT_SYMBOL(nvm_free_rqd_ppalist);

int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr ppa)
int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr *ppas, int nr_ppas)
{
	struct nvm_rq rqd;
	int ret;
@@ -275,7 +275,7 @@ int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr ppa)

	memset(&rqd, 0, sizeof(struct nvm_rq));

	ret = nvm_set_rqd_ppalist(dev, &rqd, &ppa, 1);
	ret = nvm_set_rqd_ppalist(dev, &rqd, ppas, nr_ppas);
	if (ret)
		return ret;

+1 −1
Original line number Diff line number Diff line
@@ -396,7 +396,7 @@ static int gennvm_erase_blk(struct nvm_dev *dev, struct nvm_block *blk,
{
	struct ppa_addr addr = block_to_ppa(dev, blk);

	return nvm_erase_ppa(dev, addr);
	return nvm_erase_ppa(dev, &addr, 1);
}

static struct nvm_lun *gennvm_get_lun(struct nvm_dev *dev, int lunid)
+1 −1
Original line number Diff line number Diff line
@@ -435,7 +435,7 @@ extern void nvm_addr_to_generic_mode(struct nvm_dev *, struct nvm_rq *);
extern int nvm_set_rqd_ppalist(struct nvm_dev *, struct nvm_rq *,
							struct ppa_addr *, int);
extern void nvm_free_rqd_ppalist(struct nvm_dev *, struct nvm_rq *);
extern int nvm_erase_ppa(struct nvm_dev *, struct ppa_addr);
extern int nvm_erase_ppa(struct nvm_dev *, struct ppa_addr *, int);
extern int nvm_erase_blk(struct nvm_dev *, struct nvm_block *);
extern void nvm_end_io(struct nvm_rq *, int);
#else /* CONFIG_NVM */