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[NET]: Introduce SIOCGSTAMPNS ioctl to get timestamps with nanosec resolution

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Now network timestamps use ktime_t infrastructure, we can add a new
ioctl() SIOCGSTAMPNS command to get timestamps in 'struct timespec'.
User programs can thus access to nanosecond resolution.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
CC: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2007-03-18 17:33:16 -07:00 • committed by David S. Miller
commit ae40eb1ef3
37 changed files with 146 additions and 22 deletions
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3
include/asm-sh/sockios.h
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@ -9,5 +9,6 @@
#define SIOCSPGRP _IOW('s', 8, pid_t)
#define SIOCGPGRP _IOR('s', 9, pid_t)
#define SIOCGSTAMP _IOR('s', 100, struct timeval) /* Get stamp - linux-specific */
#define SIOCGSTAMP _IOR('s', 100, struct timeval) /* Get stamp (timeval) */
#define SIOCGSTAMPNS _IOR('s', 101, struct timespec) /* Get stamp (timespec) */
#endif /* __ASM_SH_SOCKIOS_H */