Author: kevans
Date: Wed Dec 9 03:22:44 2020
New Revision: 368480
URL: https://svnweb.freebsd.org/changeset/base/368480
Log:
libsysdecode: decode _UMTX_OP flags
Assume that UMTX_OP with a double underbar following is a flag, while any
underbar+alphanumeric combination immeiately following is an op.
This was a part of D27325.
Reviewed by: kib
Modified:
head/lib/libsysdecode/flags.c
head/lib/libsysdecode/mktables
head/lib/libsysdecode/sysdecode.h
Modified: head/lib/libsysdecode/flags.c
==============================================================================
--- head/lib/libsysdecode/flags.c Wed Dec 9 03:20:51 2020
(r368479)
+++ head/lib/libsysdecode/flags.c Wed Dec 9 03:22:44 2020
(r368480)
@@ -941,6 +941,20 @@ sysdecode_umtx_op(int op)
return (lookup_value(umtxop, op));
}
+bool
+sysdecode_umtx_op_flags(FILE *fp, int op, int *rem)
+{
+ uintmax_t val;
+ bool printed;
+
+ printed = false;
+ val = (unsigned)op;
+ print_mask_part(fp, umtxopflags, &val, &printed);
+ if (rem != NULL)
+ *rem = val;
+ return (printed);
+}
+
const char *
sysdecode_vmresult(int result)
{
Modified: head/lib/libsysdecode/mktables
==============================================================================
--- head/lib/libsysdecode/mktables Wed Dec 9 03:20:51 2020
(r368479)
+++ head/lib/libsysdecode/mktables Wed Dec 9 03:22:44 2020
(r368480)
@@ -145,7 +145,8 @@ gen_table "sockoptudp" "UDP_[[:alnum:]]+[[:space:
gen_table "sockoptudplite" "UDPLITE_[[:alnum:]_]+[[:space:]]+[0-9]+"
"netinet/udplite.h"
gen_table "socktype" "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*"
"sys/socket.h"
gen_table "thrcreateflags" "THR_[A-Z]+[[:space:]]+0x[0-9]+"
"sys/thr.h"
-gen_table "umtxop" "UMTX_OP_[[:alnum:]_]+[[:space:]]+[0-9]+"
"sys/umtx.h"
+gen_table "umtxop"
"UMTX_OP_[[:alnum:]][[:alnum:]_]*[[:space:]]+[0-9]+" "sys/umtx.h"
+gen_table "umtxopflags" "UMTX_OP__[[:alnum:]_]+[[:space:]]+[0-9]+"
"sys/umtx.h"
gen_table "vmprot"
"VM_PROT_[A-Z]+[[:space:]]+\(\(vm_prot_t\)[[:space:]]+0x[0-9]+\)" "vm/vm.h"
gen_table "vmresult" "KERN_[A-Z_]+[[:space:]]+[0-9]+"
"vm/vm_param.h"
gen_table "wait6opt" "W[A-Z]+[[:space:]]+[0-9]+"
"sys/wait.h"
Modified: head/lib/libsysdecode/sysdecode.h
==============================================================================
--- head/lib/libsysdecode/sysdecode.h Wed Dec 9 03:20:51 2020
(r368479)
+++ head/lib/libsysdecode/sysdecode.h Wed Dec 9 03:22:44 2020
(r368480)
@@ -121,6 +121,7 @@ const char *sysdecode_sysarch_number(int _number);
bool sysdecode_thr_create_flags(FILE *_fp, int _flags, int *_rem);
bool sysdecode_umtx_cvwait_flags(FILE *_fp, u_long _flags, u_long *_rem);
const char *sysdecode_umtx_op(int _op);
+bool sysdecode_umtx_op_flags(FILE *_fp, int op, int *_rem);
bool sysdecode_umtx_rwlock_flags(FILE *_fp, u_long _flags, u_long *_rem);
int sysdecode_utrace(FILE *_fp, void *_buf, size_t _len);
bool sysdecode_vmprot(FILE *_fp, int _type, int *_rem);
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