* Re: MMC block discard / erase ioctl
[not found] <CAP6JJ88G-7XXU=a+ukj=EkS-=X7F19kQ_AHfga_ApHSwEKwT=A@mail.gmail.com>
@ 2013-03-13 7:59 ` Adrian Hunter
2013-03-13 14:53 ` Mark Deneen
[not found] ` <CAP6JJ8_sJiz837i_rNdtdiDE38-4qj0_LEw6ThODLqF=gCTETw@mail.gmail.com>
0 siblings, 2 replies; 3+ messages in thread
From: Adrian Hunter @ 2013-03-13 7:59 UTC (permalink / raw)
To: Mark Deneen; +Cc: linux-mmc
On 12/03/13 18:13, Mark Deneen wrote:
> I assume that this never made it into mainline? I'm looking to do something
> similar, and I was wondering if it somehow did make it in but in a different
> form that I'm not seeing.
There is BLKDISCARD and BLKSECDISCARD
Perhaps MMC_IOC_CMD could be useful too
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: MMC block discard / erase ioctl
2013-03-13 7:59 ` MMC block discard / erase ioctl Adrian Hunter
@ 2013-03-13 14:53 ` Mark Deneen
[not found] ` <CAP6JJ8_sJiz837i_rNdtdiDE38-4qj0_LEw6ThODLqF=gCTETw@mail.gmail.com>
1 sibling, 0 replies; 3+ messages in thread
From: Mark Deneen @ 2013-03-13 14:53 UTC (permalink / raw)
To: linux-mmc
On Wed, Mar 13, 2013 at 3:59 AM, Adrian Hunter <adrian.hunter@intel.com> wrote:
> On 12/03/13 18:13, Mark Deneen wrote:
>> I assume that this never made it into mainline? I'm looking to do something
>> similar, and I was wondering if it somehow did make it in but in a different
>> form that I'm not seeing.
>
> There is BLKDISCARD and BLKSECDISCARD
>
> Perhaps MMC_IOC_CMD could be useful too
>
Hmm. I tried the BLKDISCARD ioctl and received "ioctl: Operation not
supported", so I started digging into the mmc layer to see if this
ioctl was implemented. I must have been looking in the wrong place.
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: MMC block discard / erase ioctl
[not found] ` <CAP6JJ8_sJiz837i_rNdtdiDE38-4qj0_LEw6ThODLqF=gCTETw@mail.gmail.com>
@ 2013-03-14 7:12 ` Adrian Hunter
0 siblings, 0 replies; 3+ messages in thread
From: Adrian Hunter @ 2013-03-14 7:12 UTC (permalink / raw)
To: Mark Deneen; +Cc: linux-mmc
On 13/03/13 16:51, Mark Deneen wrote:
> On Wed, Mar 13, 2013 at 3:59 AM, Adrian Hunter <adrian.hunter@intel.com
> <mailto:adrian.hunter@intel.com>> wrote:
>
> On 12/03/13 18:13, Mark Deneen wrote:
> > I assume that this never made it into mainline? I'm looking to do
> something
> > similar, and I was wondering if it somehow did make it in but in a
> different
> > form that I'm not seeing.
>
> There is BLKDISCARD and BLKSECDISCARD
>
> Perhaps MMC_IOC_CMD could be useful too
>
>
> Hmm. I tried the BLKDISCARD ioctl and received "ioctl: Operation not
> supported", so I started digging into the mmc layer to see if this ioctl was
> implemented. I must have been looking in the wrong place.
drivers/mmc/card/block.c supports REQ_DISCARD
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2013-03-14 7:07 UTC | newest]
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2013-03-13 7:59 ` MMC block discard / erase ioctl Adrian Hunter
2013-03-13 14:53 ` Mark Deneen
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2013-03-14 7:12 ` Adrian Hunter
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