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[Qemu-devel] [PATCH] qemu-img: Use qemu_blockalign
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH] qemu-img: Use qemu_blockalign |
Date: |
Mon, 8 Aug 2011 14:14:43 +0200 |
Now that you can use cache=none for the output file in qemu-img, we should
properly align our buffers so that raw-posix doesn't have to use its (smaller)
bounce buffer.
Signed-off-by: Kevin Wolf <address@hidden>
---
qemu-img.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/qemu-img.c b/qemu-img.c
index 5ee207b..27e07e9 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -814,7 +814,7 @@ static int img_convert(int argc, char **argv)
bs_i = 0;
bs_offset = 0;
bdrv_get_geometry(bs[0], &bs_sectors);
- buf = qemu_malloc(IO_BUF_SIZE);
+ buf = qemu_blockalign(out_bs, IO_BUF_SIZE);
if (compress) {
ret = bdrv_get_info(out_bs, &bdi);
@@ -986,7 +986,7 @@ out:
qemu_progress_end();
free_option_parameters(create_options);
free_option_parameters(param);
- qemu_free(buf);
+ qemu_vfree(buf);
if (out_bs) {
bdrv_delete(out_bs);
}
@@ -1353,8 +1353,8 @@ static int img_rebase(int argc, char **argv)
uint8_t * buf_new;
float local_progress;
- buf_old = qemu_malloc(IO_BUF_SIZE);
- buf_new = qemu_malloc(IO_BUF_SIZE);
+ buf_old = qemu_blockalign(bs, IO_BUF_SIZE);
+ buf_new = qemu_blockalign(bs, IO_BUF_SIZE);
bdrv_get_geometry(bs, &num_sectors);
@@ -1410,8 +1410,8 @@ static int img_rebase(int argc, char **argv)
qemu_progress_print(local_progress, 100);
}
- qemu_free(buf_old);
- qemu_free(buf_new);
+ qemu_vfree(buf_old);
+ qemu_vfree(buf_new);
}
/*
--
1.7.6
- [Qemu-devel] [PATCH] qemu-img: Use qemu_blockalign,
Kevin Wolf <=