subject:"\[PATCH v2\] net\/mlx5e\: always initialize frag\->last_in_page"

Re: [PATCH v2] net/mlx5e: always initialize frag->last_in_page

2019-08-05 Thread David Miller

From: Qian Cai Date: Thu, 1 Aug 2019 09:52:54 -0400 > The commit 069d11465a80 ("net/mlx5e: RX, Enhance legacy Receive Queue > memory scheme") introduced an undefined behaviour below due to > "frag->last_in_page" is only initialized in mlx5e_init_frags_partition() > when, > > if

Re: [PATCH v2] net/mlx5e: always initialize frag->last_in_page

2019-08-04 Thread Tariq Toukan

On 8/1/2019 4:52 PM, Qian Cai wrote: > The commit 069d11465a80 ("net/mlx5e: RX, Enhance legacy Receive Queue > memory scheme") introduced an undefined behaviour below due to > "frag->last_in_page" is only initialized in mlx5e_init_frags_partition() > when, > > if (next_frag.offset +

[PATCH v2] net/mlx5e: always initialize frag->last_in_page

2019-08-01 Thread Qian Cai

The commit 069d11465a80 ("net/mlx5e: RX, Enhance legacy Receive Queue memory scheme") introduced an undefined behaviour below due to "frag->last_in_page" is only initialized in mlx5e_init_frags_partition() when, if (next_frag.offset + frag_info[f].frag_stride > PAGE_SIZE) or after bailed out the