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
| ||
|
Date: Mon, 06 Feb 2012 14:42:49 -0500 (EST) From: David Miller <davem@...emloft.net> To: cascardo@...ux.vnet.ibm.com Cc: yevgenyp@...lanox.co.il, ogerlitz@...lanox.com, eugenia@...lanox.co.il, alexg@...lanox.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/2] mlx4: allow device removal by fixing dma unmap size From: Thadeu Lima de Souza Cascardo <cascardo@...ux.vnet.ibm.com> Date: Mon, 6 Feb 2012 16:39:49 -0200 > After opening the network interface, Mellanox ConnectX device cannot be > removed by hotplug because it has not properly unmapped all DMA memory. > > It happens that mlx4_en_activate_rx_rings overrides the variable that > keeps the size of the memory mapped. > > This is fixed by passing to mlx4_en_destroy_rx_ring the same size that is > given to mlx4_en_create_rx_ring. > > After applying this patch, hot unplugging the device works after opening > the interface. > > Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@...ux.vnet.ibm.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists