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Merge pull request #270 from haiwen/log_failed

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Add error logs when fs backend read or write blocks.
This commit is contained in:
Jiaqiang Xu
2019-10-08 18:37:42 +08:00
committed by GitHub
parent 9c1cc32781 fc4ab83f7f
commit 0c874defc9
1 changed files with 16 additions and 2 deletions
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18
common/block-backend-fs.c
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@@ -97,7 +97,14 @@ block_backend_fs_read_block (BlockBackend *bend,
BHandle *handle, BHandle *handle,
void *buf, int len) void *buf, int len)
{ {
return (readn (handle->fd, buf, len)); int ret;
ret = readn (handle->fd, buf, len);
if (ret < 0)
seaf_warning ("Failed to read block %s:%s: %s.\n",
handle->store_id, handle->block_id, strerror (errno));
return ret;
} }
static int static int
@@ -105,7 +112,14 @@ block_backend_fs_write_block (BlockBackend *bend,
BHandle *handle, BHandle *handle,
const void *buf, int len) const void *buf, int len)
{ {
return (writen (handle->fd, buf, len)); int ret;
ret = writen (handle->fd, buf, len);
if (ret < 0)
seaf_warning ("Failed to write block %s:%s: %s.\n",
handle->store_id, handle->block_id, strerror (errno));
return ret;
} }
static int static int