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Proxmox VE kernel compat, invalidate_inodes()

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The Proxmox VE kernel contains a patch which renames the function
invalidate_inodes() to invalidate_inodes_check().  In the process
it adds a 'check' argument and a '#define invalidate_inodes(x)'
compatibility wrapper for legacy callers.  Therefore, if either
of these functions are exported invalidate_inodes() can be
safely used.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #58
This commit is contained in:
Brian Behlendorf
2011-12-21 14:22:45 -08:00
parent cd2817f8a6
commit 5f6c14b1ed
5 changed files with 100 additions and 6 deletions
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module/spl/spl-kmem.c
+4 -4
View File
@@ -180,10 +180,10 @@ spl_global_page_state(spl_zone_stat_item_t item)
#endif /* NEED_GET_ZONE_COUNTS */
EXPORT_SYMBOL(spl_global_page_state);
#ifndef HAVE_INVALIDATE_INODES
#if !defined(HAVE_INVALIDATE_INODES) && !defined(HAVE_INVALIDATE_INODES_CHECK)
invalidate_inodes_t invalidate_inodes_fn = SYMBOL_POISON;
EXPORT_SYMBOL(invalidate_inodes_fn);
#endif /* HAVE_INVALIDATE_INODES */
#endif /* !HAVE_INVALIDATE_INODES && !HAVE_INVALIDATE_INODES_CHECK */
#ifndef HAVE_SHRINK_DCACHE_MEMORY
shrink_dcache_memory_t shrink_dcache_memory_fn = SYMBOL_POISON;
@@ -2113,14 +2113,14 @@ spl_kmem_init_kallsyms_lookup(void)
*/
spl_kmem_init_globals();
#ifndef HAVE_INVALIDATE_INODES
#if !defined(HAVE_INVALIDATE_INODES) && !defined(HAVE_INVALIDATE_INODES_CHECK)
invalidate_inodes_fn = (invalidate_inodes_t)
spl_kallsyms_lookup_name("invalidate_inodes");
if (!invalidate_inodes_fn) {
printk(KERN_ERR "Error: Unknown symbol invalidate_inodes\n");
return -EFAULT;
}
#endif /* HAVE_INVALIDATE_INODES */
#endif /* !HAVE_INVALIDATE_INODES && !HAVE_INVALIDATE_INODES_CHECK */
#ifndef HAVE_SHRINK_DCACHE_MEMORY
/* When shrink_dcache_memory_fn == NULL support is disabled */