diff options
Diffstat (limited to 'usr.bin/kdump')
| -rw-r--r-- | usr.bin/kdump/kdump.1 | 4 | ||||
| -rw-r--r-- | usr.bin/kdump/kdump.c | 33 | ||||
| -rw-r--r-- | usr.bin/kdump/mksubr | 23 |
3 files changed, 59 insertions, 1 deletions
diff --git a/usr.bin/kdump/kdump.1 b/usr.bin/kdump/kdump.1 index 4e60137..c03985e 100644 --- a/usr.bin/kdump/kdump.1 +++ b/usr.bin/kdump/kdump.1 @@ -28,7 +28,7 @@ .\" @(#)kdump.1 8.1 (Berkeley) 6/6/93 .\" $FreeBSD$ .\" -.Dd February 23, 2008 +.Dd April 5, 2012 .Dt KDUMP 1 .Os .Sh NAME @@ -171,6 +171,8 @@ The possible operations are: .It Li USER Ta data from user process Ta the data .It Li STRU Ta various syscalls Ta structure .It Li SCTL Ta Xr sysctl 3 requests Ta MIB name +.It Li PFLT Ta enter page fault Ta fault address and type +.It Li PRET Ta return from page fault Ta fault result .El .Sh SEE ALSO .Xr ktrace 1 diff --git a/usr.bin/kdump/kdump.c b/usr.bin/kdump/kdump.c index 2756778..4d8e109 100644 --- a/usr.bin/kdump/kdump.c +++ b/usr.bin/kdump/kdump.c @@ -102,6 +102,8 @@ void ktrsockaddr(struct sockaddr *); void ktrstat(struct stat *); void ktrstruct(char *, size_t); void ktrcapfail(struct ktr_cap_fail *); +void ktrfault(struct ktr_fault *); +void ktrfaultend(struct ktr_faultend *); void usage(void); void ioctlname(unsigned long, int); @@ -306,6 +308,13 @@ main(int argc, char *argv[]) break; case KTR_CAPFAIL: ktrcapfail((struct ktr_cap_fail *)m); + break; + case KTR_FAULT: + ktrfault((struct ktr_fault *)m); + break; + case KTR_FAULTEND: + ktrfaultend((struct ktr_faultend *)m); + break; default: printf("\n"); break; @@ -448,6 +457,12 @@ dumpheader(struct ktr_header *kth) case KTR_CAPFAIL: type = "CAP "; break; + case KTR_FAULT: + type = "PFLT"; + break; + case KTR_FAULTEND: + type = "PRET"; + break; default: sprintf(unknown, "UNKNOWN(%d)", kth->ktr_type); type = unknown; @@ -1631,6 +1646,24 @@ ktrcapfail(struct ktr_cap_fail *ktr) capname((intmax_t)ktr->cap_held); break; } + printf("\n"); +} + +void +ktrfault(struct ktr_fault *ktr) +{ + + printf("0x%jx ", ktr->vaddr); + vmprotname(ktr->type); + printf("\n"); +} + +void +ktrfaultend(struct ktr_faultend *ktr) +{ + + vmresultname(ktr->result); + printf("\n"); } #if defined(__amd64__) || defined(__i386__) diff --git a/usr.bin/kdump/mksubr b/usr.bin/kdump/mksubr index 99dd80f..bc466d5 100644 --- a/usr.bin/kdump/mksubr +++ b/usr.bin/kdump/mksubr @@ -187,6 +187,8 @@ cat <<_EOF_ #include <nfsserver/nfs.h> #include <ufs/ufs/quota.h> #include <sys/capability.h> +#include <vm/vm.h> +#include <vm/vm_param.h> #include "kdump_subr.h" @@ -334,6 +336,26 @@ sockoptlevelname(int level, int decimal) } } +/* + * MANUAL + * + * Used for page fault type. Cannot use auto_or_type since the macro + * values contain a cast. Also, VM_PROT_NONE has to be handled specially. + */ +void +vmprotname (int type) +{ + int or = 0; + + if (type == VM_PROT_NONE) { + (void)printf("VM_PROT_NONE"); + return; + } + if_print_or(type, VM_PROT_READ, or); + if_print_or(type, VM_PROT_WRITE, or); + if_print_or(type, VM_PROT_EXECUTE, or); + if_print_or(type, VM_PROT_COPY, or); +} _EOF_ auto_or_type "accessmodename" "[A-Z]_OK[[:space:]]+0?x?[0-9A-Fa-f]+" "sys/unistd.h" @@ -373,6 +395,7 @@ auto_if_type "sockipprotoname" "IPPROTO_[[:alnum:]]+[[:space:]]+" auto_switch_type "sockoptname" "SO_[A-Z]+[[:space:]]+0x[0-9]+" "sys/socket.h" auto_switch_type "socktypename" "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*" "sys/socket.h" auto_or_type "thrcreateflagsname" "THR_[A-Z]+[[:space:]]+0x[0-9]+" "sys/thr.h" +auto_switch_type "vmresultname" "KERN_[A-Z]+[[:space:]]+[0-9]+" "vm/vm_param.h" auto_or_type "wait4optname" "W[A-Z]+[[:space:]]+[0-9]+" "sys/wait.h" auto_switch_type "whencename" "SEEK_[A-Z]+[[:space:]]+[0-9]+" "sys/unistd.h" |
