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idedrv Reject drive request if idedrv->current_req != NULL

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Kamil Kowalczyk
2026-04-16 21:59:46 +02:00
parent cb126a853e
commit 9346a10d74
1 changed files with 6 additions and 0 deletions
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6
kernel/device/storage/idedrv.c
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@@ -286,6 +286,9 @@ DEFINE_DEVICE_OP (idedrv_read) {
if (sector + sector_count > idedrv->sector_count)
return -ST_OOB_ERROR;
if (idedrv->current_req != NULL)
return -ST_TRY_AGAIN;
if (!ide_wait (idedrv->io, 100000, false, false))
return -ST_XDRV_READ_ERROR;
@@ -347,6 +350,9 @@ DEFINE_DEVICE_OP (idedrv_write) {
if (sector + sector_count > idedrv->sector_count)
return -ST_OOB_ERROR;
if (idedrv->current_req != NULL)
return -ST_TRY_AGAIN;
if (!ide_wait (idedrv->io, 100000, false, false))
return -ST_XDRV_WRITE_ERROR;