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vfs: drop the hello world stat probes from the vfs provider

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Interested parties can get the same information by hoooking on vop_stat.
This commit is contained in:
Mateusz Guzik 2020-08-10 18:11:00 +00:00
parent 777c9f5a38
commit 25e42ee217
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=364086
2 changed files with 1 additions and 8 deletions
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2
sys/kern/vfs_lookup.c
View File

@ -70,7 +70,7 @@ __FBSDID("$FreeBSD$");
#define NAMEI_DIAGNOSTIC 1
#undef NAMEI_DIAGNOSTIC
SDT_PROVIDER_DECLARE(vfs);
SDT_PROVIDER_DEFINE(vfs);
SDT_PROBE_DEFINE4(vfs, namei, lookup, entry, "struct vnode *", "char *",
"unsigned long", "bool");
SDT_PROBE_DEFINE3(vfs, namei, lookup, return, "int", "struct vnode *", "bool");

7
sys/kern/vfs_syscalls.c
View File

@ -91,10 +91,6 @@ __FBSDID("$FreeBSD$");
MALLOC_DEFINE(M_FADVISE, "fadvise", "posix_fadvise(2) information");
SDT_PROVIDER_DEFINE(vfs);
SDT_PROBE_DEFINE2(vfs, , stat, mode, "char *", "int");
SDT_PROBE_DEFINE2(vfs, , stat, reg, "char *", "int");
static int kern_chflagsat(struct thread *td, int fd, const char *path,
enum uio_seg pathseg, u_long flags, int atflag);
static int setfflags(struct thread *td, struct vnode *, u_long);
@ -2383,9 +2379,6 @@ kern_statat(struct thread *td, int flag, int fd, const char *path,
return (error);
error = VOP_STAT(nd.ni_vp, sbp, td->td_ucred, NOCRED, td);
if (error == 0) {
SDT_PROBE2(vfs, , stat, mode, path, sbp->st_mode);
if (S_ISREG(sbp->st_mode))
SDT_PROBE2(vfs, , stat, reg, path, pathseg);
if (__predict_false(hook != NULL))
hook(nd.ni_vp, sbp);
}