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Decode FIFREEZE/FITHAW/FITRIM ioctls

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The freeze/thaw ones are simple, but the trim is an interesting struct.

* block.c (block_ioctl): Handle FIFREEZE/FITHAW/FITRIM.
* ioctl.c (ioctl_decode): Pass 'X' ioctls to block_ioctl.
This commit is contained in:
Mike Frysinger 2014-11-21 16:13:16 -05:00 committed by Dmitry V. Levin
parent b2fa2beedc
commit 5b88608b29
2 changed files with 21 additions and 0 deletions
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20
block.c
View File

@ -116,6 +116,11 @@ block_ioctl(struct tcb *tcp, long code, long arg)
/* take a signed int */
case BLKROSET:
case BLKBSZSET:
#ifdef FIFREEZE
/* First seen in linux-2.6.29 */
case FIFREEZE:
case FITHAW:
#endif
if (entering(tcp)) {
int val;
if (umove(tcp, arg, &val) < 0)
@ -263,6 +268,21 @@ block_ioctl(struct tcb *tcp, long code, long arg)
}
break;
#ifdef FITRIM
/* First seen in linux-2.6.37 */
case FITRIM:
if (entering(tcp)) {
struct fstrim_range fstrim;
if (umove(tcp, arg, &fstrim))
tprintf(", %#lx", arg);
else
tprintf(", {start=%#" PRIx64 ", len=%#" PRIx64 ", "
"minlen=%#" PRIx64 "}", (uint64_t) fstrim.start,
(uint64_t) fstrim.len, (uint64_t) fstrim.minlen);
}
break;
#endif
/* No arguments or unhandled */
case BLKTRACESTART:
case BLKTRACESTOP:

1
ioctl.c
View File

@ -85,6 +85,7 @@ ioctl_decode(struct tcb *tcp, long code, long arg)
return rtc_ioctl(tcp, code, arg);
case 0x03:
case 0x12:
case 'X':
return block_ioctl(tcp, code, arg);
#ifdef HAVE_SCSI_SG_H
case 0x22: