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Choose which time of allocation descriptors to use on new nodes based on 

the number of partition mappings.
This commit is contained in:
reinoud 2008-07-19 16:00:35 +00:00
parent 4a648a5b9a
commit a1f7916969
2 changed files with 24 additions and 6 deletions
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15
sys/fs/udf/udf.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: udf.h,v 1.18 2008/07/17 19:10:22 reinoud Exp $ */
/* $NetBSD: udf.h,v 1.19 2008/07/19 16:00:35 reinoud Exp $ */
/*
* Copyright (c) 2006, 2008 Reinoud Zandijk
@ -179,6 +179,11 @@ extern int udf_verbose;
#define UDF_ALLOC_RELAXEDSEQUENTIAL 6 /* only nodes not seq. */
/* allocation descriptor styles */
#define UDF_ALLOCDSCR_SHORT 1 /* use short_ad allocation dscr. */
#define UDF_ALLOCDSCR_LONG 2 /* use long_ad allocation dscr. */
/* logical volume open/close actions */
#define UDF_OPEN_SESSION 0x01 /* if needed writeout VRS + VDS */
#define UDF_CLOSE_SESSION 0x02 /* close session after writing VAT */
@ -283,9 +288,11 @@ struct udf_mount {
int lvclose; /* logvol actions */
/* disc allocation / writing method */
int lvreadwrite; /* bits */
int data_alloc; /* all userdata */
int meta_alloc; /* all metadata */
int lvreadwrite; /* error handling */
int data_alloc; /* all userdata */
int data_allocdscr;
int meta_alloc; /* all metadata */
int meta_allocdscr;
int data_part;
int metadata_part;
kmutex_t allocate_mutex;

15
sys/fs/udf/udf_subr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: udf_subr.c,v 1.63 2008/07/18 15:55:32 reinoud Exp $ */
/* $NetBSD: udf_subr.c,v 1.64 2008/07/19 16:00:35 reinoud Exp $ */
/*
* Copyright (c) 2006, 2008 Reinoud Zandijk
@ -29,7 +29,7 @@
#include <sys/cdefs.h>
#ifndef lint
__KERNEL_RCSID(0, "$NetBSD: udf_subr.c,v 1.63 2008/07/18 15:55:32 reinoud Exp $");
__KERNEL_RCSID(0, "$NetBSD: udf_subr.c,v 1.64 2008/07/19 16:00:35 reinoud Exp $");
#endif /* not lint */
@ -1815,6 +1815,17 @@ udf_process_vds(struct udf_mount *ump) {
}
}
/* determine default allocation descriptors to use */
ump->data_allocdscr = UDF_ALLOCDSCR_SHORT;
ump->meta_allocdscr = UDF_ALLOCDSCR_SHORT;
if (n_pm > 1) {
ump->data_allocdscr = UDF_ALLOCDSCR_LONG;
ump->meta_allocdscr = UDF_ALLOCDSCR_LONG;
/* metadata partitions are forced to have short */
if (n_meta)
ump->meta_allocdscr = UDF_ALLOCDSCR_SHORT;
}
/* determine logical volume open/closure actions */
if (n_virt) {
ump->lvopen = 0;