git: f390c8149847 - stable/14 - fusefs: slightly better debugging in the tests

The branch stable/14 has been updated by asomers:

URL: https://cgit.FreeBSD.org/src/commit/?id=f390c81498473c79e145f2a0aece209212e7c428

commit f390c81498473c79e145f2a0aece209212e7c428
Author:     Alan Somers <asomers@FreeBSD.org>
AuthorDate: 2025-01-10 18:20:06 +0000
Commit:     Alan Somers <asomers@FreeBSD.org>
CommitDate: 2025-04-17 20:14:58 +0000

    fusefs: slightly better debugging in the tests
    
    If the kernel rejects a response written by the server, print it.  That
    would most likely be due to an error in the test logic.
    
    MFC after:      2 weeks
    Sponsored by:   ConnectWise
    
    (cherry picked from commit 564c732b5c0221373d067c9a21da09b310e676ae)
    
    fusefs: fix the 32-bit build after 564c732b5c0
    
    It's a  printf format specifier again.
    
    MFC with:       564c732b5c0221373d067c9a21da09b310e676ae
    Sponsored by:   ConnectWise
    
    (cherry picked from commit 52f7eb31ae84b0a02cd79c857c3201cb7b65c00f)
---
 tests/sys/fs/fusefs/mockfs.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/sys/fs/fusefs/mockfs.cc b/tests/sys/fs/fusefs/mockfs.cc
index 1fd2d5e358b1..35ae6c207229 100644
--- a/tests/sys/fs/fusefs/mockfs.cc
+++ b/tests/sys/fs/fusefs/mockfs.cc
@@ -1034,6 +1034,10 @@ void MockFS::write_response(const mockfs_buf_out &out) {
 		ASSERT_EQ(-1, r);
 		ASSERT_EQ(out.expected_errno, errno) << strerror(errno);
 	} else {
+		if (r <= 0 && errno == EINVAL) {
+			printf("Failed to write response.  unique=%" PRIu64
+			    ":\n", out.header.unique);
+		}
 		ASSERT_TRUE(r > 0 || errno == EAGAIN) << strerror(errno);
 	}
 }