diff options
Diffstat (limited to 'lib/libkvm/kvm.c')
| -rw-r--r-- | lib/libkvm/kvm.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/lib/libkvm/kvm.c b/lib/libkvm/kvm.c index 50f752a..37f6a72 100644 --- a/lib/libkvm/kvm.c +++ b/lib/libkvm/kvm.c @@ -416,6 +416,8 @@ _kvm_nlist(kvm_t *kd, struct nlist *nl, int initialize) struct kld_sym_lookup lookup; int error; char *prefix = "", symname[1024]; /* XXX-BZ symbol name length limit? */ + int tried_vnet, tried_dpcpu; + /* * If we can't use the kld symbol lookup, revert to the * slow library call. @@ -429,6 +431,10 @@ _kvm_nlist(kvm_t *kd, struct nlist *nl, int initialize) error = kvm_fdnlist_prefix(kd, nl, error, VNET_SYMPREFIX, _kvm_vnet_validaddr); + if (error > 0 && _kvm_dpcpu_initialized(kd, initialize)) + error = kvm_fdnlist_prefix(kd, nl, error, + "pcpu_entry_", _kvm_dpcpu_validaddr); + return (error); } @@ -437,6 +443,8 @@ _kvm_nlist(kvm_t *kd, struct nlist *nl, int initialize) * and look it up with a kldsym(2) syscall. */ nvalid = 0; + tried_vnet = 0; + tried_dpcpu = 0; again: for (p = nl; p->n_name && p->n_name[0]; ++p) { if (p->n_type != N_UNDF) @@ -464,6 +472,10 @@ again: !strcmp(prefix, VNET_SYMPREFIX)) p->n_value = _kvm_vnet_validaddr(kd, lookup.symvalue); + else if (_kvm_dpcpu_initialized(kd, initialize) && + !strcmp(prefix, "pcpu_entry_")) + p->n_value = + _kvm_dpcpu_validaddr(kd, lookup.symvalue); else p->n_value = lookup.symvalue; ++nvalid; @@ -473,14 +485,19 @@ again: /* * Check the number of entries that weren't found. If they exist, - * try again with a prefix for virtualized symbol names. + * try again with a prefix for virtualized or DPCPU symbol names. */ error = ((p - nl) - nvalid); - if (error && _kvm_vnet_initialized(kd, initialize) && - strcmp(prefix, VNET_SYMPREFIX)) { + if (error && _kvm_vnet_initialized(kd, initialize) && !tried_vnet) { + tried_vnet = 1; prefix = VNET_SYMPREFIX; goto again; } + if (error && _kvm_dpcpu_initialized(kd, initialize) && !tried_dpcpu) { + tried_dpcpu = 1; + prefix = "pcpu_entry_"; + goto again; + } /* * Return the number of entries that weren't found. If they exist, |
