netdev - [PATCH net 1/2] qed: Remove reserveration of dpi for kernel

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]

Date:   Tue, 23 Jan 2018 11:33:46 +0200
From:   Michal Kalderon <Michal.Kalderon@...ium.com>
To:     <michal.kalderon@...ium.com>, <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <linux-rdma@...r.kernel.org>,
        <dledford@...hat.com>, <jgg@...lanox.com>,
        Michal Kalderon <Michal.Kalderon@...ium.com>,
        Ariel Elior <Ariel.Elior@...ium.com>
Subject: [PATCH net 1/2] qed: Remove reserveration of dpi for kernel

Double reservation for kernel dedicated dpi was performed.
Once in the core module and once in qedr.
Remove the reservation from core.

Signed-off-by: Michal Kalderon <Michal.Kalderon@...ium.com>
Signed-off-by: Ariel Elior <Ariel.Elior@...ium.com>
---
 drivers/net/ethernet/qlogic/qed/qed_rdma.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
index c8c4b39..9d6e2d4 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
@@ -615,9 +615,6 @@ static int qed_rdma_reserve_lkey(struct qed_hwfn *p_hwfn)
 {
 	struct qed_rdma_device *dev = p_hwfn->p_rdma_info->dev;
 
-	/* The first DPI is reserved for the Kernel */
-	__set_bit(0, p_hwfn->p_rdma_info->dpi_map.bitmap);
-
 	/* Tid 0 will be used as the key for "reserved MR".
 	 * The driver should allocate memory for it so it can be loaded but no
 	 * ramrod should be passed on it.
-- 
1.8.3.1