git: b9f848ecbafc - main - truss: Properly display first argument to nmount

From: Dag-Erling Smørgrav <des_at_FreeBSD.org>
Date: Fri, 31 Oct 2025 16:20:10 UTC
The branch main has been updated by des:

URL: https://cgit.FreeBSD.org/src/commit/?id=b9f848ecbafce4e56ba9c8b7993b85347e83484a

commit b9f848ecbafce4e56ba9c8b7993b85347e83484a
Author:     Tiago Gasiba <tiga@FreeBSD.org>
AuthorDate: 2025-10-29 20:09:39 +0000
Commit:     Dag-Erling Smørgrav <des@FreeBSD.org>
CommitDate: 2025-10-31 16:15:06 +0000

    truss: Properly display first argument to nmount
    
    The first argument to nmount(2) is an nvlist in the form of an iovec,
    which truss already knows how to decode.  Set the correct flag so
    this happens automatically.
    
    MFC after:      1 week
    PR:             290667
---
 usr.bin/truss/syscalls.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/truss/syscalls.c b/usr.bin/truss/syscalls.c
index 656d642e1f19..7b299bd2e1ff 100644
--- a/usr.bin/truss/syscalls.c
+++ b/usr.bin/truss/syscalls.c
@@ -403,7 +403,7 @@ static const struct syscall_decode decoded_syscalls[] = {
 	{ .name = "nanosleep", .ret_type = 1, .nargs = 1,
 	  .args = { { Timespec, 0 } } },
 	{ .name = "nmount", .ret_type = 1, .nargs = 3,
-	  .args = { { Ptr, 0 }, { UInt, 1 }, { Mountflags, 2 } } },
+	  .args = { { Iovec | IN, 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,