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

Browse Source 
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
parent cb69cc5236
commit ae40eb1ef3
37 changed files with 146 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files
fs/compat_ioctl.c
+18
View File
@@ -266,6 +266,23 @@ static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
return err;
}
static int do_siocgstampns(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct compat_timespec __user *up = compat_ptr(arg);
struct timespec kts;
mm_segment_t old_fs = get_fs();
int err;
set_fs(KERNEL_DS);
err = sys_ioctl(fd, cmd, (unsigned long)&kts);
set_fs(old_fs);
if (!err) {
err = put_user(kts.tv_sec, &up->tv_sec);
err |= __put_user(kts.tv_nsec, &up->tv_nsec);
}
return err;
}
struct ifmap32 {
compat_ulong_t mem_start;
compat_ulong_t mem_end;
@@ -2437,6 +2454,7 @@ HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
HANDLE_IOCTL(SIOCRTMSG, ret_einval)
HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
HANDLE_IOCTL(SIOCGSTAMPNS, do_siocgstampns)
#endif
#ifdef CONFIG_BLOCK
HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
include/asm-alpha/sockios.h
+2 -1
View File
@@ -10,6 +10,7 @@
#define SIOCSPGRP _IOW('s', 8, pid_t)
#define SIOCGPGRP _IOR('s', 9, pid_t)
#define SIOCGSTAMP 0x8906 /* Get stamp - linux-specific */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_ALPHA_SOCKIOS_H */
include/asm-arm/sockios.h
+2 -1
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@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-arm26/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-avr32/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* __ASM_AVR32_SOCKIOS_H */
include/asm-cris/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-frv/sockios.h
+2 -1
View File
@@ -7,7 +7,8 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_SOCKIOS__ */
include/asm-h8300/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* __ARCH_H8300_SOCKIOS__ */
include/asm-i386/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-ia64/sockios.h
+2 -1
View File
@@ -14,6 +14,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_IA64_SOCKIOS_H */
include/asm-m32r/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_M32R_SOCKIOS_H */
include/asm-m68k/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* __ARCH_M68K_SOCKIOS__ */
include/asm-mips/sockios.h
+2 -1
View File
@@ -20,6 +20,7 @@
#define SIOCSPGRP _IOW('s', 8, pid_t)
#define SIOCGPGRP _IOR('s', 9, pid_t)
#define SIOCGSTAMP 0x8906 /* Get stamp - linux-specific */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_SOCKIOS_H */
include/asm-parisc/sockios.h
+2 -1
View File
@@ -7,6 +7,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-powerpc/sockios.h
+2 -1
View File
@@ -14,6 +14,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* _ASM_POWERPC_SOCKIOS_H */
include/asm-s390/sockios.h
+2 -1
View File
@@ -15,6 +15,7 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif
include/asm-sh/sockios.h
+2 -1
View File
@@ -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 */
include/asm-sh64/sockios.h
+2 -1
View File
@@ -20,5 +20,6 @@
#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_SH64_SOCKIOS_H */
include/asm-sparc/sockios.h
+2 -1
View File
@@ -7,7 +7,8 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* !(_ASM_SPARC_SOCKIOS_H) */
include/asm-sparc64/sockios.h
+2 -1
View File
@@ -7,7 +7,8 @@
#define FIOGETOWN 0x8903
#define SIOCGPGRP 0x8904
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
#endif /* !(_ASM_SPARC64_SOCKIOS_H) */

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