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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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module/splat/splat-cred.c
+3 -2
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@@ -166,6 +166,7 @@ splat_cred_test2(struct file *file, void *arg)
return 0;
} /* splat_cred_test2() */
#define SPLAT_NGROUPS 32
/*
* Verify the groupmember() works correctly by constructing an interesting
* CRED() and checking that the expected gids are part of it.
@@ -188,7 +189,7 @@ splat_cred_test3(struct file *file, void *arg)
* 1:(NGROUPS_MAX-1). Gid 0 is explicitly avoided so we can reliably
* test for its absence in the test cases.
*/
gi = groups_alloc(NGROUPS_SMALL);
gi = groups_alloc(SPLAT_NGROUPS);
if (gi == NULL) {
splat_vprint(file, SPLAT_CRED_TEST3_NAME, "Failed create "
"group_info for known gids: %d\n", -ENOMEM);
@@ -196,7 +197,7 @@ splat_cred_test3(struct file *file, void *arg)
goto show_groups;
}
for (i = 0, tmp_gid = known_gid; i < NGROUPS_SMALL; i++) {
for (i = 0, tmp_gid = known_gid; i < SPLAT_NGROUPS; i++) {
splat_vprint(file, SPLAT_CRED_TEST3_NAME, "Adding gid %d "
"to current CRED() (%d/%d)\n", tmp_gid, i, gi->ngroups);
#ifdef HAVE_KUIDGID_T