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block: Using feature bits to check the read-only flag

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This patch changes the read-only check using acked features bit, which
will help to check more features.

Signed-off-by: Songqian Li <sionli@tencent.com>
This commit is contained in:
Songqian Li
2025-08-25 14:59:04 +08:00
committed by Rob Bradford
parent 4a1eb0c485
commit 92370e8ff1
2 changed files with 27 additions and 10 deletions
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3
block/src/lib.rs
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@@ -139,6 +139,8 @@ pub enum ExecuteError {
Read(#[source] GuestMemoryError),
#[error("Failed to read_exact")]
ReadExact(#[source] io::Error),
#[error("Can't execute an operation other than `read` on a read-only device")]
ReadOnly,
#[error("Failed to seek")]
Seek(#[source] io::Error),
#[error("Failed to write")]
@@ -168,6 +170,7 @@ impl ExecuteError {
ExecuteError::Flush(_) => VIRTIO_BLK_S_IOERR,
ExecuteError::Read(_) => VIRTIO_BLK_S_IOERR,
ExecuteError::ReadExact(_) => VIRTIO_BLK_S_IOERR,
ExecuteError::ReadOnly => VIRTIO_BLK_S_IOERR,
ExecuteError::Seek(_) => VIRTIO_BLK_S_IOERR,
ExecuteError::Write(_) => VIRTIO_BLK_S_IOERR,
ExecuteError::WriteAll(_) => VIRTIO_BLK_S_IOERR,