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authorDaniel Borkmann <dborkman@redhat.com>2013-04-12 13:39:16 +0200
committerDaniel Borkmann <dborkman@redhat.com>2013-04-12 13:39:16 +0200
commit2640c81e49ad52a5223689bffcbe8c1c14ddfdc9 (patch)
treeaa71028ca162d4d3f92c4aa758da7326c18c47ff /CodingStyle
parent028a72239f943bfe0e7ab9e193b646ea94ae81c2 (diff)
man: add flowtop's man page
This is an initial version of flowtop's man page that includes a writeup of its purpose, what it can do and what its limits are and what options are available for use. Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Diffstat (limited to 'CodingStyle')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-03 11:32:06 +0000
47a73>] do_vfs_ioctl+0x93/0x6a0 [<ffffffff812480f9>] SyS_ioctl+0x79/0x90 [<ffffffff8193d7ea>] entry_SYSCALL_64_fastpath+0x18/0xad [<ffffffffffffffff>] 0xffffffffffffffff unreferenced object 0xffff880841213000 (size 2048): comm "ethtool", pid 3096, jiffies 4294716940 (age 528.353s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff81930718>] kmemleak_alloc+0x28/0x50 [<ffffffff8120b213>] kmem_cache_alloc_trace+0x103/0x260 [<ffffffff8170e0cb>] mlx4_en_try_alloc_resources+0x13b/0x1a0 [<ffffffff817065a9>] mlx4_en_set_ringparam+0x169/0x210 [<ffffffff818040c5>] dev_ethtool+0xae5/0x2190 [<ffffffff8181b898>] dev_ioctl+0x168/0x6f0 [<ffffffff817d7a72>] sock_do_ioctl+0x42/0x50 [<ffffffff817d819b>] sock_ioctl+0x21b/0x2d0 [<ffffffff81247a73>] do_vfs_ioctl+0x93/0x6a0 [<ffffffff812480f9>] SyS_ioctl+0x79/0x90 [<ffffffff8193d7ea>] entry_SYSCALL_64_fastpath+0x18/0xad [<ffffffffffffffff>] 0xffffffffffffffff (gdb) list *mlx4_en_try_alloc_resources+0x118 0xffffffff8170e0a8 is in mlx4_en_try_alloc_resources (drivers/net/ethernet/mellanox/mlx4/en_netdev.c:2145). 2140 if (!dst->tx_ring_num[t]) 2141 continue; 2142 2143 dst->tx_ring[t] = kzalloc(sizeof(struct mlx4_en_tx_ring *) * 2144 MAX_TX_RINGS, GFP_KERNEL); 2145 if (!dst->tx_ring[t]) 2146 goto err_free_tx; 2147 2148 dst->tx_cq[t] = kzalloc(sizeof(struct mlx4_en_cq *) * 2149 MAX_TX_RINGS, GFP_KERNEL); (gdb) list *mlx4_en_try_alloc_resources+0x13b 0xffffffff8170e0cb is in mlx4_en_try_alloc_resources (drivers/net/ethernet/mellanox/mlx4/en_netdev.c:2150). 2145 if (!dst->tx_ring[t]) 2146 goto err_free_tx; 2147 2148 dst->tx_cq[t] = kzalloc(sizeof(struct mlx4_en_cq *) * 2149 MAX_TX_RINGS, GFP_KERNEL); 2150 if (!dst->tx_cq[t]) { 2151 kfree(dst->tx_ring[t]); 2152 goto err_free_tx; 2153 } 2154 } Fixes: ec25bc04ed8e ("net/mlx4_en: Add resilience in low memory systems") Cc: Eugenia Emantayev <eugenia@mellanox.com> Cc: Saeed Mahameed <saeedm@mellanox.com> Cc: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: Martin KaFai Lau <kafai@fb.com> Reviewed-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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