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Suppress 'zfs receive' memory warning

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As part of zfs_ioc_recv() a zfs_cmd_t is allocated in the kernel
which is 17808 bytes in size.  This sort of thing in general should
be avoided.  However, since this should be an infrequent event for
now we allow it and simply suppress the warning with the KM_NODEBUG
flag.  This can be revisited latter if/when it becomes an issue.

Closes #178
This commit is contained in:
Brian Behlendorf 2011-04-20 10:18:56 -07:00
parent 9caef54224
commit d247f2a3cc
1 changed files with 1 additions and 1 deletions
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2
module/zfs/zfs_ioctl.c
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@ -3455,7 +3455,7 @@ zfs_check_clearable(char *dataset, nvlist_t *props, nvlist_t **errlist)
VERIFY(nvlist_alloc(&errors, NV_UNIQUE_NAME, KM_SLEEP) == 0); VERIFY(nvlist_alloc(&errors, NV_UNIQUE_NAME, KM_SLEEP) == 0);
zc = kmem_alloc(sizeof (zfs_cmd_t), KM_SLEEP); zc = kmem_alloc(sizeof (zfs_cmd_t), KM_SLEEP | KM_NODEBUG);
(void) strcpy(zc->zc_name, dataset); (void) strcpy(zc->zc_name, dataset);
pair = nvlist_next_nvpair(props, NULL); pair = nvlist_next_nvpair(props, NULL);
while (pair != NULL) { while (pair != NULL) {