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Initialize the /dev/splatctl device buffer 

On open() and initialize the buffer with the SPL version string.  The
user space splat utility expects to find the SPL version string when
it opens and reads from /dev/splatctl.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Ned Bass 2010-07-01 10:12:57 -07:00 committed by Brian Behlendorf
parent f0d8bb26b4
commit 1a73940d39
2 changed files with 5 additions and 1 deletions
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1
module/spl/spl-generic.c
View File

@ -47,6 +47,7 @@
#define DEBUG_SUBSYSTEM S_GENERIC
char spl_version[16] = "SPL v" SPL_META_VERSION;
EXPORT_SYMBOL(spl_version);
long spl_hostid = 0;
EXPORT_SYMBOL(spl_hostid);

5
module/splat/splat-ctl.c
View File

@ -70,11 +70,14 @@ splat_open(struct inode *inode, struct file *file)
kfree(info);
return -ENOMEM;
}
memset(info->info_buffer, 0, info->info_size);
info->info_head = info->info_buffer;
file->private_data = (void *)info;
return 0;
splat_print(file, "%s\n", spl_version);
return 0;
}
static int