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From: Adam Kwolek <adam.kwolek@intel.com>
To: neilb@suse.de
Cc: linux-raid@vger.kernel.org, dan.j.williams@intel.com,
	ed.ciechanowski@intel.com, grzegorz.grabowski@intel.com,
	maciej.patelczyk@intel.com, anna.czarnowska@intel.com,
	Adam Kwolek <adam.kwolek@intel.com>
Subject: [PATCH 10/14] imsm: Add function imsm_get_free_size()
Date: Fri, 13 Apr 2012 16:52:04 +0200	[thread overview]
Message-ID: <1334328728-12544-11-git-send-email-adam.kwolek@intel.com> (raw)
In-Reply-To: <1334328728-12544-10-git-send-email-adam.kwolek@intel.com>

Add function imsm_imsm_get_free_size() using part of code from function
reserve_space().

Signed-off-by: Adam Kwolek <adam.kwolek@intel.com>
---
 super-intel.c |   25 ++++++++++++++++++++++++-
 1 files changed, 24 insertions(+), 1 deletions(-)

diff --git a/super-intel.c b/super-intel.c
index 2a050fc..7161fc5 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -6110,7 +6110,7 @@ static int validate_geometry_imsm_volume(struct supertype *st, int level,
 	return 1;
 }
 
-static int reserve_space(struct supertype *st, int raiddisks,
+static int imsm_get_free_size(struct supertype *st, int raiddisks,
 			 unsigned long long size, int chunk,
 			 unsigned long long *freesize)
 {
@@ -6188,9 +6188,32 @@ static int reserve_space(struct supertype *st, int raiddisks,
 
 	*freesize = size;
 
+	dprintf("imsm: imsm_get_free_size() returns : %llu\n", size);
+
 	return 1;
 }
 
+static int reserve_space(struct supertype *st, int raiddisks,
+			 unsigned long long size, int chunk,
+			 unsigned long long *freesize)
+{
+	struct intel_super *super = st->sb;
+	struct dl *dl;
+	int cnt;
+	int rv = 0;
+
+	rv = imsm_get_free_size(st, raiddisks, size, chunk, freesize);
+	if (rv) {
+		cnt = 0;
+		for (dl = super->disks; dl; dl = dl->next)
+			if (dl->e)
+				dl->raiddisk = cnt++;
+		rv = 1;
+	}
+
+	return rv;
+}
+
 static int validate_geometry_imsm(struct supertype *st, int level, int layout,
 				  int raiddisks, int *chunk, unsigned long long size,
 				  char *dev, unsigned long long *freesize,
-- 
1.6.4.2


  reply	other threads:[~2012-04-13 14:52 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-13 14:51 [PATCH 00/14] imsm: volume expand Adam Kwolek
2012-04-13 14:51 ` [PATCH 01/14] imsm: FIX: Update function imsm_num_data_members() for Raid1/10 Adam Kwolek
2012-04-13 14:51   ` [PATCH 02/14] imsm: FIX: Add volume size expand support to imsm_analyze_change() Adam Kwolek
2012-04-13 14:51     ` [PATCH 03/14] imsm: Add new metadata update for volume size expansion Adam Kwolek
2012-04-13 14:51       ` [PATCH 04/14] imsm: Execute size change for external metatdata Adam Kwolek
2012-04-13 14:51         ` [PATCH 05/14] FIX: Support metadata changes rollback Adam Kwolek
2012-04-13 14:52           ` [PATCH 06/14] imsm: " Adam Kwolek
2012-04-13 14:52             ` [PATCH 07/14] FIX: Extend size of raid0 array Adam Kwolek
2012-04-13 14:52               ` [PATCH 08/14] FIX: Respect metadata size limitations Adam Kwolek
2012-04-13 14:52                 ` [PATCH 09/14] FIX: Detect error and rollback metadata Adam Kwolek
2012-04-13 14:52                   ` Adam Kwolek [this message]
2012-04-13 14:52                     ` [PATCH 11/14] imsm: Support setting max size for size change operation Adam Kwolek
2012-04-13 14:52                       ` [PATCH 12/14] imsm: FIX: Component size alignment check Adam Kwolek
2012-04-13 14:52                         ` [PATCH 13/14] FIX: Size change is possible as standalone change only Adam Kwolek
2012-04-13 14:52                           ` [PATCH 14/14] FIX: Assembled second array is in read only state during reshape Adam Kwolek
2012-04-17  2:52               ` [PATCH 07/14] FIX: Extend size of raid0 array NeilBrown
2012-04-19 15:09                 ` Dorau, Lukasz
2012-04-19 21:23                   ` NeilBrown
2012-04-20  8:48                     ` Dorau, Lukasz
2012-04-17  2:56 ` [PATCH 00/14] imsm: volume expand NeilBrown

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