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| author | William Cohen <wcohen@redhat.com> | 2008-06-20 14:42:25 -0400 |
|---|---|---|
| committer | William Cohen <wcohen@redhat.com> | 2008-06-20 14:42:25 -0400 |
| commit | e3cbdeffc01c18d5aee8a8d43fbd277316a18f87 (patch) | |
| tree | b2c79ae541cc6f670de23716b75cdd8bd1100729 /stapfuncs.5.in | |
| parent | 133c7b1dabc43a4f17106a9198196310e5ea3a4b (diff) | |
| download | systemtap-steved-e3cbdeffc01c18d5aee8a8d43fbd277316a18f87.tar.gz systemtap-steved-e3cbdeffc01c18d5aee8a8d43fbd277316a18f87.tar.xz systemtap-steved-e3cbdeffc01c18d5aee8a8d43fbd277316a18f87.zip | |
Functions for kdev_t information: MAJOR, MINOR, MKDEV, and usrdev2kerndev.
Diffstat (limited to 'stapfuncs.5.in')
| -rw-r--r-- | stapfuncs.5.in | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/stapfuncs.5.in b/stapfuncs.5.in index d8a1a55c..acfb42f9 100644 --- a/stapfuncs.5.in +++ b/stapfuncs.5.in @@ -642,6 +642,20 @@ or SIG_ERR, it will return the address of the handler. signal_str(num) Returns the string representation of the given signal number. +.SS DEVICE +.TP +MAJOR:long(dev:long) +Extracts the major device number from a kernel device number (kdev_t). +.TP +MINOR:long(dev:long) +Extracts the minor device number from a kernel device number (kdev_t). +.TP +MKDEV:long(major:long, minor:long) +Creates a value that can be compared to a kernel device number (kdev_t). +.TP +usrdev2kerndev:long(dev:long) +Converts a user-space device number into the format used in the kernel. + .SH FILES .nh .IR @prefix@/share/systemtap/tapset |