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Fix 32-bit maximum volume size

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A limit of 1TB exists for zvols on 32-bit systems.  Update the code
to correctly reflect this limitation in a similar manor as the
OpenZFS implementation.

Reviewed-by: Tom Caputi <tcaputi@datto.com>
Reviewed-by: Tim Chase <tim@chase2k.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #5347
This commit is contained in:
Brian Behlendorf
2016-10-28 23:53:24 +00:00
parent 4990e576c6
commit 82ec9d41d8
2 changed files with 4 additions and 1 deletions
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module/zfs/zvol.c
+1 -1
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@@ -281,7 +281,7 @@ zvol_check_volsize(uint64_t volsize, uint64_t blocksize)
return (SET_ERROR(EINVAL));
#ifdef _ILP32
if (volsize - 1 > MAXOFFSET_T)
if (volsize - 1 > SPEC_MAXOFFSET_T)
return (SET_ERROR(EOVERFLOW));
#endif
return (0);