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cifs: new nt status codes from MS-SMB2

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MS-SMB2 spec has introduced two new status codes,
STATUS_SERVER_UNAVAILABLE and STATUS_FILE_NOT_AVAILABLE
which are to be treated as retryable errors.

This change adds these to the available mappings and
maps them to Linux errno EAGAIN.

Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Shyam Prasad N 2024-01-17 06:21:33 +00:00 committed by Steve French
parent 268b8b5797
commit 7f738527a7
2 changed files with 4 additions and 0 deletions
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2
fs/smb/client/smb2maperror.c
View File

@ -1210,6 +1210,8 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
{STATUS_INVALID_TASK_INDEX, -EIO, "STATUS_INVALID_TASK_INDEX"},
{STATUS_THREAD_ALREADY_IN_TASK, -EIO, "STATUS_THREAD_ALREADY_IN_TASK"},
{STATUS_CALLBACK_BYPASS, -EIO, "STATUS_CALLBACK_BYPASS"},
{STATUS_SERVER_UNAVAILABLE, -EAGAIN, "STATUS_SERVER_UNAVAILABLE"},
{STATUS_FILE_NOT_AVAILABLE, -EAGAIN, "STATUS_FILE_NOT_AVAILABLE"},
{STATUS_PORT_CLOSED, -EIO, "STATUS_PORT_CLOSED"},
{STATUS_MESSAGE_LOST, -EIO, "STATUS_MESSAGE_LOST"},
{STATUS_INVALID_MESSAGE, -EIO, "STATUS_INVALID_MESSAGE"},

2
fs/smb/client/smb2status.h
View File

@ -982,6 +982,8 @@ struct ntstatus {
#define STATUS_INVALID_TASK_INDEX cpu_to_le32(0xC0000501)
#define STATUS_THREAD_ALREADY_IN_TASK cpu_to_le32(0xC0000502)
#define STATUS_CALLBACK_BYPASS cpu_to_le32(0xC0000503)
#define STATUS_SERVER_UNAVAILABLE cpu_to_le32(0xC0000466)
#define STATUS_FILE_NOT_AVAILABLE cpu_to_le32(0xC0000467)
#define STATUS_PORT_CLOSED cpu_to_le32(0xC0000700)
#define STATUS_MESSAGE_LOST cpu_to_le32(0xC0000701)
#define STATUS_INVALID_MESSAGE cpu_to_le32(0xC0000702)