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Use latest virtio-drivers && add huge_write_mt but it cannot work now

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This commit is contained in:
Yifan Wu 2022-02-08 10:53:21 -08:00
parent c6db34e2c7
commit fef12c79f1
4 changed files with 67 additions and 10 deletions
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18
os/src/drivers/block/virtio_blk.rs
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@ -5,7 +5,7 @@ use crate::mm::{
};
use crate::sync::{UPSafeCell, Condvar};
use lazy_static::*;
use virtio_drivers::{VirtIOBlk, VirtIOHeader};
use virtio_drivers::{VirtIOBlk, VirtIOHeader, BlkResp, RespStatus};
use crate::DEV_NON_BLOCKING_ACCESS;
use alloc::collections::BTreeMap;
use alloc::vec::Vec;
@ -27,11 +27,13 @@ impl BlockDevice for VirtIOBlock {
let nb = *DEV_NON_BLOCKING_ACCESS.exclusive_access();
if nb {
let mut blk = self.virtio_blk.exclusive_access();
let mut resp = 0xffu8;
let token = blk.read_block_nb(block_id, buf, &mut resp).unwrap();
let mut resp = BlkResp::default();
let token = unsafe {
blk.read_block_nb(block_id, buf, &mut resp).unwrap()
};
drop(blk);
self.condvars.get(&token).unwrap().wait();
assert_eq!(resp, 0x0, "Error when reading VirtIOBlk");
assert_eq!(resp.status(), RespStatus::Ok, "Error when reading VirtIOBlk");
} else {
self.virtio_blk
.exclusive_access()
@ -43,11 +45,13 @@ impl BlockDevice for VirtIOBlock {
let nb = *DEV_NON_BLOCKING_ACCESS.exclusive_access();
if nb {
let mut blk = self.virtio_blk.exclusive_access();
let mut resp = 0xffu8;
let token = blk.write_block_nb(block_id, buf, &mut resp).unwrap();
let mut resp = BlkResp::default();
let token = unsafe {
blk.write_block_nb(block_id, buf, &mut resp).unwrap()
};
drop(blk);
self.condvars.get(&token).unwrap().wait();
assert_eq!(resp, 0x0, "Error when reading VirtIOBlk");
assert_eq!(resp.status(), RespStatus::Ok, "Error when writing VirtIOBlk");
} else {
self.virtio_blk
.exclusive_access()