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NVMe: Abort timed out commands

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Send nvme abort command to io requests that have timed out on an
initialized device. If the command is not returned after another timeout,
schedule the controller for reset.

Signed-off-by: Keith Busch <keith.busch@intel.com>
[fix endianness issues]
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Keith Busch
2013-12-10 13:10:38 -07:00
committed by Matthew Wilcox
parent d4b4ff8e28
commit c30341dc3c
3 changed files with 79 additions and 1 deletions
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11
include/uapi/linux/nvme.h
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@@ -350,6 +350,16 @@ struct nvme_delete_queue {
__u32 rsvd11[5];
};
struct nvme_abort_cmd {
__u8 opcode;
__u8 flags;
__u16 command_id;
__u32 rsvd1[9];
__le16 sqid;
__u16 cid;
__u32 rsvd11[5];
};
struct nvme_download_firmware {
__u8 opcode;
__u8 flags;
@@ -384,6 +394,7 @@ struct nvme_command {
struct nvme_download_firmware dlfw;
struct nvme_format_cmd format;
struct nvme_dsm_cmd dsm;
struct nvme_abort_cmd abort;
};
};