Author: jhb
Date: Thu Jun 8 08:07:51 2017
New Revision: 319688
URL: https://svnweb.freebsd.org/changeset/base/319688
Log:
Decode flags passed to mount(), nmount(), and unmount().
Modified:
head/usr.bin/truss/syscall.h
head/usr.bin/truss/syscalls.c
Modified: head/usr.bin/truss/syscall.h
==============================================================================
--- head/usr.bin/truss/syscall.h Thu Jun 8 06:37:11 2017
(r319687)
+++ head/usr.bin/truss/syscall.h Thu Jun 8 08:07:51 2017
(r319688)
@@ -49,7 +49,7 @@ enum Argtype { None = 1, Hex, Octal, Int, UInt, LongHe
CapFcntlRights, Fadvice, FileFlags, Flockop, Getfsstatmode, Kldsymcmd,
Kldunloadflags, Sizet, Madvice, Socklent, Sockprotocol, Sockoptlevel,
Sockoptname, Msgflags, CapRights, PUInt, PQuadHex, Acltype,
- Extattrnamespace, Minherit, Mlockall,
+ Extattrnamespace, Minherit, Mlockall, Mountflags,
CloudABIAdvice, CloudABIClockID, ClouduABIFDSFlags,
CloudABIFDStat, CloudABIFileStat, CloudABIFileType,
Modified: head/usr.bin/truss/syscalls.c
==============================================================================
--- head/usr.bin/truss/syscalls.c Thu Jun 8 06:37:11 2017
(r319687)
+++ head/usr.bin/truss/syscalls.c Thu Jun 8 08:07:51 2017
(r319688)
@@ -323,7 +323,7 @@ static struct syscall decoded_syscalls[] = {
{ .name = "modfind", .ret_type = 1, .nargs = 1,
.args = { { Name | IN, 0 } } },
{ .name = "mount", .ret_type = 1, .nargs = 4,
- .args = { { Name, 0 }, { Name, 1 }, { Int, 2 }, { Ptr, 3 } } },
+ .args = { { Name, 0 }, { Name, 1 }, { Mountflags, 2 }, { Ptr, 3 } } },
{ .name = "mprotect", .ret_type = 1, .nargs = 3,
.args = { { Ptr, 0 }, { Sizet, 1 }, { Mprot, 2 } } },
{ .name = "munlock", .ret_type = 1, .nargs = 2,
@@ -332,6 +332,8 @@ static struct syscall decoded_syscalls[] = {
.args = { { Ptr, 0 }, { Sizet, 1 } } },
{ .name = "nanosleep", .ret_type = 1, .nargs = 1,
.args = { { Timespec, 0 } } },
+ { .name = "nmount", .ret_type = 1, .nargs = 3,
+ .args = { { Ptr, 0 }, { UInt, 1 }, { Mountflags, 2 } } },
{ .name = "open", .ret_type = 1, .nargs = 3,
.args = { { Name | IN, 0 }, { Open, 1 }, { Octal, 2 } } },
{ .name = "openat", .ret_type = 1, .nargs = 4,
@@ -452,7 +454,7 @@ static struct syscall decoded_syscalls[] = {
{ .name = "unlinkat", .ret_type = 1, .nargs = 3,
.args = { { Atfd, 0 }, { Name, 1 }, { Atflags, 2 } } },
{ .name = "unmount", .ret_type = 1, .nargs = 2,
- .args = { { Name, 0 }, { Int, 1 } } },
+ .args = { { Name, 0 }, { Mountflags, 1 } } },
{ .name = "utimensat", .ret_type = 1, .nargs = 4,
.args = { { Atfd, 0 }, { Name | IN, 1 }, { Timespec2 | IN, 2 },
{ Atflags, 3 } } },
@@ -2112,6 +2114,9 @@ print_arg(struct syscall_args *sc, unsigned long *args
break;
case Mlockall:
print_mask_arg(sysdecode_mlockall_flags, fp, args[sc->offset]);
+ break;
+ case Mountflags:
+ print_mask_arg(sysdecode_mount_flags, fp, args[sc->offset]);
break;
case CloudABIAdvice:
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