On Mon, Mar 15, 2021 at 9:13 PM Matthew Wilcox wrote:
>
> On Mon, Mar 15, 2021 at 09:02:39PM +0100, Matteo Croce wrote:
> > +++ b/include/uapi/linux/fs.h
> > @@ -184,6 +184,7 @@ struct fsxattr {
> > #define BLKSECDISCARD _IO(0x12,125)
> > #define BLKROTATIONAL _IO(0x12,126)
> > #define BLKZEROO
On 2021/03/16 5:14, Matthew Wilcox wrote:
> On Mon, Mar 15, 2021 at 09:02:39PM +0100, Matteo Croce wrote:
>> +++ b/include/uapi/linux/fs.h
>> @@ -184,6 +184,7 @@ struct fsxattr {
>> #define BLKSECDISCARD _IO(0x12,125)
>> #define BLKROTATIONAL _IO(0x12,126)
>> #define BLKZEROOUT _IO(0x12,127)
>>
On Mon, Mar 15, 2021 at 09:02:39PM +0100, Matteo Croce wrote:
> +++ b/include/uapi/linux/fs.h
> @@ -184,6 +184,7 @@ struct fsxattr {
> #define BLKSECDISCARD _IO(0x12,125)
> #define BLKROTATIONAL _IO(0x12,126)
> #define BLKZEROOUT _IO(0x12,127)
> +#define BLKGETDISKSEQ _IOR(0x12,128,__u64)
> /*
From: Matteo Croce
Add a new BLKGETDISKSEQ ioctl which retrieves the disk sequence number
from the genhd structure.
Signed-off-by: Matteo Croce
---
block/ioctl.c | 2 ++
include/uapi/linux/fs.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/block/ioctl.c b/block/ioctl.c
index
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