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Re: [Qemu-devel] [PATCH v3 10/10] vmdk: rename num_gtes_per_gte to num_g
From: |
Jeff Cody |
Subject: |
Re: [Qemu-devel] [PATCH v3 10/10] vmdk: rename num_gtes_per_gte to num_gtes_per_gt |
Date: |
Mon, 5 Aug 2013 23:54:55 -0400 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Tue, Aug 06, 2013 at 09:40:43AM +0800, Fam Zheng wrote:
> num_gtes_per_gte is a historical typo, rename it to a more sensible
> name. It means "number of GrainTableEntries per GrainTable".
Could you put this as a comment as well above/next to the declaration
of num_gtes_per_gt? It is hard not to see 'gtes' and read 'gates',
but a comment would clear that up.
>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> block/vmdk.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/block/vmdk.c b/block/vmdk.c
> index 21610e3..cb34b9f 100644
> --- a/block/vmdk.c
> +++ b/block/vmdk.c
> @@ -71,7 +71,7 @@ typedef struct {
> uint64_t granularity;
> uint64_t desc_offset;
> uint64_t desc_size;
> - uint32_t num_gtes_per_gte;
> + uint32_t num_gtes_per_gt;
> uint64_t rgd_offset;
> uint64_t gd_offset;
> uint64_t grain_offset;
> @@ -585,12 +585,12 @@ static int vmdk_open_vmdk4(BlockDriverState *bs,
> return -ENOTSUP;
> }
>
> - if (le32_to_cpu(header.num_gtes_per_gte) > 512) {
> + if (le32_to_cpu(header.num_gtes_per_gt) > 512) {
> error_report("L2 table size too big");
> return -EINVAL;
> }
>
> - l1_entry_sectors = le32_to_cpu(header.num_gtes_per_gte)
> + l1_entry_sectors = le32_to_cpu(header.num_gtes_per_gt)
> * le64_to_cpu(header.granularity);
> if (l1_entry_sectors == 0) {
> return -EINVAL;
> @@ -613,7 +613,7 @@ static int vmdk_open_vmdk4(BlockDriverState *bs,
> le64_to_cpu(header.gd_offset) << 9,
> l1_backup_offset,
> l1_size,
> - le32_to_cpu(header.num_gtes_per_gte),
> + le32_to_cpu(header.num_gtes_per_gt),
> le64_to_cpu(header.granularity),
> &extent);
> if (ret < 0) {
> @@ -1409,12 +1409,12 @@ static int vmdk_create_extent(const char *filename,
> int64_t filesize,
> header.compressAlgorithm = compress ? VMDK4_COMPRESSION_DEFLATE : 0;
> header.capacity = filesize / 512;
> header.granularity = 128;
> - header.num_gtes_per_gte = 512;
> + header.num_gtes_per_gt = 512;
>
> grains = (filesize / 512 + header.granularity - 1) / header.granularity;
> - gt_size = ((header.num_gtes_per_gte * sizeof(uint32_t)) + 511) >> 9;
> + gt_size = ((header.num_gtes_per_gt * sizeof(uint32_t)) + 511) >> 9;
> gt_count =
> - (grains + header.num_gtes_per_gte - 1) / header.num_gtes_per_gte;
> + (grains + header.num_gtes_per_gt - 1) / header.num_gtes_per_gt;
> gd_size = (gt_count * sizeof(uint32_t) + 511) >> 9;
>
> header.desc_offset = 1;
> @@ -1430,7 +1430,7 @@ static int vmdk_create_extent(const char *filename,
> int64_t filesize,
> header.flags = cpu_to_le32(header.flags);
> header.capacity = cpu_to_le64(header.capacity);
> header.granularity = cpu_to_le64(header.granularity);
> - header.num_gtes_per_gte = cpu_to_le32(header.num_gtes_per_gte);
> + header.num_gtes_per_gt = cpu_to_le32(header.num_gtes_per_gt);
> header.desc_offset = cpu_to_le64(header.desc_offset);
> header.desc_size = cpu_to_le64(header.desc_size);
> header.rgd_offset = cpu_to_le64(header.rgd_offset);
> --
> 1.8.3.4
>
- Re: [Qemu-devel] [PATCH v3 03/10] vmdk: use unsigned values for on disk header fields, (continued)
- [Qemu-devel] [PATCH v3 04/10] qemu-iotests: add poke_file utility function, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 05/10] qemu-iotests: add empty test case for vmdk, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 06/10] vmdk: check granularity field in opening, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 07/10] vmdk: check l2 table size when opening, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 08/10] vmdk: check l1 size before opening image, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 09/10] vmdk: use heap allocation for whole_grain, Fam Zheng, 2013/08/05
- [Qemu-devel] [PATCH v3 10/10] vmdk: rename num_gtes_per_gte to num_gtes_per_gt, Fam Zheng, 2013/08/05
- Re: [Qemu-devel] [PATCH v3 10/10] vmdk: rename num_gtes_per_gte to num_gtes_per_gt,
Jeff Cody <=
- Re: [Qemu-devel] [PATCH v3 00/10] vmdk: Input validation fixes, Stefan Hajnoczi, 2013/08/06