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[Qemu-devel] [PATCH for-2.3 1/4] ide: fix cmd_write_pio when nsectors >
From: |
John Snow |
Subject: |
[Qemu-devel] [PATCH for-2.3 1/4] ide: fix cmd_write_pio when nsectors > 1 |
Date: |
Thu, 19 Mar 2015 20:24:13 -0400 |
We need to adjust the sector being written to
prior to calling ide_transfer_start, otherwise
we'll write to the same sector again.
Signed-off-by: John Snow <address@hidden>
---
hw/ide/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/ide/core.c b/hw/ide/core.c
index ef52f35..0e9da64 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -846,6 +846,7 @@ static void ide_sector_write_cb(void *opaque, int ret)
s->nsector -= n;
s->io_buffer_offset += 512 * n;
+ ide_set_sector(s, ide_get_sector(s) + n);
if (s->nsector == 0) {
/* no more sectors to write */
ide_transfer_stop(s);
@@ -857,7 +858,6 @@ static void ide_sector_write_cb(void *opaque, int ret)
ide_transfer_start(s, s->io_buffer, n1 * BDRV_SECTOR_SIZE,
ide_sector_write);
}
- ide_set_sector(s, ide_get_sector(s) + n);
if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
/* It seems there is a bug in the Windows 2000 installer HDD
--
2.1.0
- [Qemu-devel] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures, John Snow, 2015/03/19
- [Qemu-devel] [PATCH for-2.3 2/4] ide: fix cmd_read_pio when nsectors > 1, John Snow, 2015/03/19
- [Qemu-devel] [PATCH for-2.3 1/4] ide: fix cmd_write_pio when nsectors > 1,
John Snow <=
- [Qemu-devel] [PATCH for-2.3 4/4] ahci-test: improve rw buffer patterns, John Snow, 2015/03/19
- [Qemu-devel] [PATCH for-2.3 3/4] ahci: Fix sglist offset manipulation for BE machines, John Snow, 2015/03/19
- Re: [Qemu-devel] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures, Andreas Färber, 2015/03/20
- Re: [Qemu-devel] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures, Stefan Hajnoczi, 2015/03/23