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| author | Mark Johnston <markj@FreeBSD.org> | 2013-10-27 16:18:48 +0000 |
|---|---|---|
| committer | Mark Johnston <markj@FreeBSD.org> | 2013-10-27 16:18:48 +0000 |
| commit | 5d76604145789b4624c77e8e5ddd9f9a43bc4b44 (patch) | |
| tree | e04e9ec0fd78d1ebc40bd04a8d7d1b18e6dba920 /cddl/contrib/opensolaris/cmd/lockstat/sym.c | |
| parent | a10f58d076db56056d729664690a563b4627e85d (diff) | |
| download | src-5d76604145789b4624c77e8e5ddd9f9a43bc4b44.tar.gz src-5d76604145789b4624c77e8e5ddd9f9a43bc4b44.zip | |
If the initial attempt to open /dev/ksyms fails, kldload the ksyms module
and retry.
Notes
Notes:
svn path=/head/; revision=257213
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/lockstat/sym.c')
| -rw-r--r-- | cddl/contrib/opensolaris/cmd/lockstat/sym.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/lockstat/sym.c b/cddl/contrib/opensolaris/cmd/lockstat/sym.c index 78b27d2bdcd2..1aa77ad3f314 100644 --- a/cddl/contrib/opensolaris/cmd/lockstat/sym.c +++ b/cddl/contrib/opensolaris/cmd/lockstat/sym.c @@ -179,8 +179,19 @@ symtab_init(void) size_t sz; #endif +#if defined(__FreeBSD__) + if ((fd = open("/dev/ksyms", O_RDONLY)) == -1) { + if (errno == ENOENT && modfind("ksyms") == -1) { + kldload("ksyms"); + fd = open("/dev/ksyms", O_RDONLY); + } + if (fd == -1) + return (-1); + } +#else if ((fd = open("/dev/ksyms", O_RDONLY)) == -1) return (-1); +#endif #if defined(sun) (void) elf_version(EV_CURRENT); |