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Linux 4.9 compat: group_info changes

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In Linux 4.9, torvalds/linux@81243ea, group_info changed from 2d array via
->blocks to 1d array via ->gid. We change the spl cred functions accordingly.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Chunwei Chen <david.chen@osnexus.com>
Closes #581
This commit is contained in:
Chunwei Chen
2016-10-18 17:30:41 -07:00
committed by Brian Behlendorf
parent 87063d7dc3
commit ae7eda1dde
4 changed files with 41 additions and 2 deletions
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include/sys/cred.h
+5
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@@ -34,6 +34,11 @@ typedef struct cred cred_t;
#define kcred ((cred_t *)(init_task.cred))
#define CRED() ((cred_t *)current_cred())
/* Linux 4.9 API change, GROUP_AT was removed */
#ifndef GROUP_AT
#define GROUP_AT(gi, i) ((gi)->gid[i])
#endif
#ifdef HAVE_KUIDGID_T
#define KUID_TO_SUID(x) (__kuid_val(x))