/* * sysctl_net_llc.c: sysctl interface to LLC net subsystem. * * Arnaldo Carvalho de Melo */ #include #include #include #include #include #ifndef CONFIG_SYSCTL #error This file should not be compiled without CONFIG_SYSCTL defined #endif static struct ctl_table llc2_timeout_table[] = { { .procname = "ack", .data = &sysctl_llc2_ack_timeout, .maxlen = sizeof(sysctl_llc2_ack_timeout), .mode = 0644, .proc_handler = proc_dointvec_jiffies, }, { .procname = "busy", .data = &sysctl_llc2_busy_timeout, .maxlen = sizeof(sysctl_llc2_busy_timeout), .mode = 0644, .proc_handler = proc_dointvec_jiffies, }, { .procname = "p", .data = &sysctl_llc2_p_timeout, .maxlen = sizeof(sysctl_llc2_p_timeout), .mode = 0644, .proc_handler = proc_dointvec_jiffies, }, { .procname = "rej", .data = &sysctl_llc2_rej_timeout, .maxlen = sizeof(sysctl_llc2_rej_timeout), .mode = 0644, .proc_handler = proc_dointvec_jiffies, }, { }, }; static struct ctl_table llc_station_table[] = { { }, }; static struct ctl_table_header *llc2_timeout_header; static struct ctl_table_header *llc_station_header; int __init llc_sysctl_init(void) { llc2_timeout_header = register_net_sysctl(&init_net, "net/llc/llc2/timeout", llc2_timeout_table); llc_station_header = register_net_sysctl(&init_net, "net/llc/station", llc_station_table); if (!llc2_timeout_header || !llc_station_header) { llc_sysctl_exit(); return -ENOMEM; } return 0; } void llc_sysctl_exit(void) { if (llc2_timeout_header) { unregister_net_sysctl_table(llc2_timeout_header); llc2_timeout_header = NULL; } if (llc_station_header) { unregister_net_sysctl_table(llc_station_header); llc_station_header = NULL; } } 654'>treecommitdiff
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /net/ipv4/tcp_vegas.h
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'net/ipv4/tcp_vegas.h')