eee631fe37
It also removes disable-error.patch in this commit. Resolves: RHEL-15388 Signed-off-by: Xiao Ni <xni@redhat.com>
106 lines
3.3 KiB
Diff
106 lines
3.3 KiB
Diff
From 9bc426fa1f236b8cad518431574a54fc60718739 Mon Sep 17 00:00:00 2001
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From: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
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Date: Mon, 29 May 2023 15:52:33 +0200
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Subject: [PATCH 127/165] imsm: move sum_extents calculations to
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merge_extents()
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This logic is only used by merge_extents() code, there is no need to pass
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it as parameter. Move it up. Add proper description.
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Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
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Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
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---
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super-intel.c | 37 +++++++++++++++++++------------------
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1 file changed, 19 insertions(+), 18 deletions(-)
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diff --git a/super-intel.c b/super-intel.c
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index 4ef33d31..26b20313 100644
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--- a/super-intel.c
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+++ b/super-intel.c
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@@ -6882,21 +6882,31 @@ static unsigned long long find_size(struct extent *e, int *idx, int num_extents)
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return end - base_start;
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}
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-static unsigned long long merge_extents(struct intel_super *super, int sum_extents)
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+/** merge_extents() - analyze extents and get max common free size.
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+ * @super: Intel metadata, not NULL.
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+ *
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+ * Build a composite disk with all known extents and generate a new maxsize
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+ * given the "all disks in an array must share a common start offset"
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+ * constraint.
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+ *
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+ * Return: Max free space or 0 on failure.
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+ */
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+static unsigned long long merge_extents(struct intel_super *super)
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{
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- /* build a composite disk with all known extents and generate a new
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- * 'maxsize' given the "all disks in an array must share a common start
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- * offset" constraint
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- */
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- struct extent *e = xcalloc(sum_extents, sizeof(*e));
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+ struct extent *e;
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struct dl *dl;
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int i, j;
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- int start_extent;
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+ int start_extent, sum_extents = 0;
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unsigned long long pos;
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unsigned long long start = 0;
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unsigned long long maxsize;
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unsigned long reserve;
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+ for (dl = super->disks; dl; dl = dl->next)
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+ if (dl->e)
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+ sum_extents += dl->extent_cnt;
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+ e = xcalloc(sum_extents, sizeof(struct extent));
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+
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/* coalesce and sort all extents. also, check to see if we need to
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* reserve space between member arrays
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*/
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@@ -7555,13 +7565,7 @@ static int validate_geometry_imsm_volume(struct supertype *st, int level,
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return 0;
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}
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- /* count total number of extents for merge */
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- i = 0;
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- for (dl = super->disks; dl; dl = dl->next)
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- if (dl->e)
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- i += dl->extent_cnt;
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-
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- maxsize = merge_extents(super, i);
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+ maxsize = merge_extents(super);
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if (mpb->num_raid_devs > 0 && size && size != maxsize)
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pr_err("attempting to create a second volume with size less then remaining space.\n");
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@@ -7615,7 +7619,6 @@ static imsm_status_t imsm_get_free_size(struct intel_super *super,
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struct imsm_super *mpb = super->anchor;
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struct dl *dl;
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int i;
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- int extent_cnt;
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struct extent *e;
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unsigned long long maxsize;
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unsigned long long minsize;
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@@ -7624,7 +7627,6 @@ static imsm_status_t imsm_get_free_size(struct intel_super *super,
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/* find the largest common start free region of the possible disks */
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used = 0;
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- extent_cnt = 0;
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cnt = 0;
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for (dl = super->disks; dl; dl = dl->next) {
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dl->raiddisk = -1;
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@@ -7645,11 +7647,10 @@ static imsm_status_t imsm_get_free_size(struct intel_super *super,
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;
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dl->e = e;
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dl->extent_cnt = i;
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- extent_cnt += i;
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cnt++;
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}
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- maxsize = merge_extents(super, extent_cnt);
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+ maxsize = merge_extents(super);
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minsize = size;
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if (size == 0)
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/* chunk is in K */
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--
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2.40.1
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