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From: Jeff Layton <jlayton@kernel.org>
To: viro@ZenIV.linux.org.uk, dhowells@redhat.com
Cc: willy@infradead.org, andres@anarazel.de, cmaiolino@redhat.com,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: [PATCH 5/5] samples: extend test-fsinfo to access error_state
Date: Mon,  4 Jun 2018 14:03:04 -0400	[thread overview]
Message-ID: <20180604180304.9662-6-jlayton@kernel.org> (raw)
In-Reply-To: <20180604180304.9662-1-jlayton@kernel.org>

From: Jeff Layton <jlayton@redhat.com>

Add support for error_state struct to test-fsinfo sample program.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
 samples/statx/test-fsinfo.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/samples/statx/test-fsinfo.c b/samples/statx/test-fsinfo.c
index 9d70c422da11..b383a6ec81a0 100644
--- a/samples/statx/test-fsinfo.c
+++ b/samples/statx/test-fsinfo.c
@@ -60,6 +60,7 @@ static const __u8 fsinfo_buffer_sizes[fsinfo_attr__nr] = {
 	FSINFO_STRING		(name_encoding),
 	FSINFO_STRING		(name_codepage),
 	FSINFO_STRUCT		(io_size),
+	FSINFO_STRUCT		(error_state),
 };
 
 #define FSINFO_NAME(N) [fsinfo_attr_##N] = #N
@@ -84,6 +85,7 @@ static const char *fsinfo_attr_names[fsinfo_attr__nr] = {
 	FSINFO_NAME(name_encoding),
 	FSINFO_NAME(name_codepage),
 	FSINFO_NAME(io_size),
+	FSINFO_NAME(error_state),
 };
 
 union reply {
@@ -98,6 +100,7 @@ union reply {
 	struct fsinfo_volume_uuid uuid;
 	struct fsinfo_server_address srv_addr;
 	struct fsinfo_io_size io_size;
+	struct fsinfo_error_state error_state;
 };
 
 static void dump_hex(unsigned int *data, int from, int to)
@@ -303,6 +306,15 @@ static void dump_attr_io_size(union reply *r, int size)
 	printf("bs=%u\n", f->block_size);
 }
 
+static void dump_attr_error_state(union reply *r, int size)
+{
+	struct fsinfo_error_state *f = &r->error_state;
+
+	printf("err_cookie=0x%x err_last=%u\n",
+			f->wb_error_cookie,
+			f->wb_error_last);
+}
+
 /*
  *
  */
@@ -320,6 +332,7 @@ static const dumper_t fsinfo_attr_dumper[fsinfo_attr__nr] = {
 	FSINFO_DUMPER(volume_uuid),
 	FSINFO_DUMPER(server_address),
 	FSINFO_DUMPER(io_size),
+	FSINFO_DUMPER(error_state),
 };
 
 static void dump_fsinfo(enum fsinfo_attribute attr, __u8 about,
-- 
2.17.0

      parent reply	other threads:[~2018-06-04 18:03 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-04 18:02 [PATCH 0/5] vfs: track per-sb writeback errors and report them via fsinfo() Jeff Layton
2018-06-04 18:03 ` [PATCH 1/5] vfs: track per-sb writeback errors Jeff Layton
2018-06-04 18:03 ` [PATCH 2/5] buffer: record blockdev write errors in super_block that backs them Jeff Layton
2018-06-06 15:56   ` Jeff Layton
2018-06-19 10:40     ` Jeff Layton
2018-06-19 13:03       ` Jeff Layton
2018-06-04 18:03 ` [PATCH 3/5] errseq: add a new errseq_scrape function Jeff Layton
2018-06-04 18:03 ` [PATCH 4/5] vfs: allow fsinfo to fetch the current state of s_wb_err Jeff Layton
2018-06-04 18:03 ` Jeff Layton [this message]

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