#ifndef SOCK_H #define SOCK_H #include #include extern int af_socket(int af); extern int pf_socket(void); extern int pf_socket_type(uint32_t type); extern void set_nonblocking(int fd); extern int set_nonblocking_sloppy(int fd); extern int set_reuseaddr(int fd); extern void set_sock_qdisc_bypass(int fd, bool verbose); extern void set_sock_prio(int fd, int prio); extern void set_tcp_nodelay(int fd); extern void set_socket_keepalive(int fd); extern int set_ipv6_only(int fd); extern void set_mtu_disc_dont(int fd); extern void set_system_socket_memory(int *vals, size_t len); extern void reset_system_socket_memory(int *vals, size_t len); #endif /* SOCK_H */ > cgit logo index : net-next.git
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authorChristoph Hellwig <hch@lst.de>2017-01-30 13:15:41 +0100
committerBjorn Helgaas <bhelgaas@google.com>2017-02-02 10:35:46 -0600
commitdfef358bd1beb4e7b5c94eca944be9cd23dfc752 (patch)
treeb9a2afb38a4c2ac8ad31f49ec0d71fe9e5b1994c /net/rxrpc/Kconfig
parent030305d69fc6963c16003f50d7e8d74b02d0a143 (diff)
PCI/MSI: Don't apply affinity if there aren't enough vectors left
Bart reported a problem wіth an out of bounds access in the low-level IRQ affinity code, which we root caused to the qla2xxx driver assigning all its MSI-X vectors to the pre and post vectors, and not having any left for the actually spread IRQs. Fix this issue by not asking for affinity assignment when there are no vectors to assign left. Fixes: 402723ad5c62 ("PCI/MSI: Provide pci_alloc_irq_vectors_affinity()") Link: https://lkml.kernel.org/r/1485359225.3093.3.camel@sandisk.com Reported-by: Bart Van Assche <bart.vanassche@sandisk.com> Tested-by: Bart Van Assche <bart.vanassche@sandisk.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'net/rxrpc/Kconfig')