linux-kernel - [PATCH 2/4] lightnvm: assign block address before slba

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1535722477-31288-3-git-send-email-javier@cnexlabs.com>
Date:   Fri, 31 Aug 2018 15:34:35 +0200
From:   "Javier González" <javier@...igon.com>
To:     mb@...htnvm.io
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        Javier González <javier@...xlabs.com>
Subject: [PATCH 2/4] lightnvm: assign block address before slba

In 1.2, the chunk slba is set to the physical representation of the
block. Thus, assigning the block to the ppa must occur before the slba
is assign.

Signed-off-by: Javier González <javier@...xlabs.com>
---
 drivers/lightnvm/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index e9f14c67f4f3..efb976a863d2 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -945,6 +945,8 @@ static int nvm_bb_to_chunk(struct nvm_dev *dev, struct ppa_addr ppa,
 			}
 		}
 
+		ppa.g.blk = blk;
+
 		meta->wp = 0;
 		meta->type = NVM_CHK_TP_W_SEQ;
 		meta->wi = 0;
@@ -952,7 +954,6 @@ static int nvm_bb_to_chunk(struct nvm_dev *dev, struct ppa_addr ppa,
 		meta->cnlb = dev->geo.clba;
 
 		if (blktype == NVM_BLK_T_FREE) {
-			ppa.a.blk = blk;
 			ret = nvm_bb_chunk_scan(dev, ppa, meta);
 			if (ret)
 				return ret;
-- 
2.7.4