mdadm/mdadm-3.2.3-Introduce-sysfs_set_num_signed-and-use-it-to-set-bit.patch
Jes Sorensen 6148d71c1d Fix a large number of bzs:
- Fix Monitor mode sometimes crashes when a resync completes
- Fix missing symlink for mdadm container device when incremental creates
  the array
- Make sure when creating a second array in a container that the second
  array uses all available space since leaving space for a third array
  is invalid
- Validate the number of imsm volumes per controller
- Fix issues with imsm arrays and disks larger than 2TB
- Add support for expanding imsm arrays/containers
- The support for expanding imsm arrays/containers was accepted upstream,
  update to the official patches from there
- Fix for the issue of --add not being very smart
- Fix an issue causing rebuilds to fail to restart on reboot (data
  corrupter level problem)
- Reset the bad flag on map file updates
- Correctly fix failure when trying to add internal bitmap to 1.0 arrays
- Resolves: bz817023 (f17) bz817024 (f17) bz817026 (f17) bz817028 (f17)
- Resolves: bz817029 (f17) bz817032 (f17) bz817038 (f17) bz808774 (f17)
- Resolves: bz817039 (f17) bz817042 (f17)

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
2012-04-30 17:50:18 +02:00

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2.2 KiB
Diff

From 7b5ec34bb072781c0efbba8b21a941fff4d6ae7f Mon Sep 17 00:00:00 2001
From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Thu, 26 Apr 2012 17:05:22 +0200
Subject: [PATCH 2/2] Introduce sysfs_set_num_signed() and use it to set
bitmap/offset
mdinfo->bitmap_offset is a signed long and needs to be treated as
such when passed to the kernel.
This resolves the problem with adding internal bitmaps to a 1.0 array.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
Grow.c | 4 ++--
mdadm.h | 2 ++
sysfs.c | 8 ++++++++
3 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/Grow.c b/Grow.c
index b4b9ff2..0b0d718 100644
--- a/Grow.c
+++ b/Grow.c
@@ -424,8 +424,8 @@ int Grow_addbitmap(char *devname, int fd, char *file, int chunk, int delay, int
if (offset_setable) {
st->ss->getinfo_super(st, mdi, NULL);
sysfs_init(mdi, fd, -1);
- rv = sysfs_set_num(mdi, NULL, "bitmap/location",
- mdi->bitmap_offset);
+ rv = sysfs_set_num_signed(mdi, NULL, "bitmap/location",
+ mdi->bitmap_offset);
} else {
array.state |= (1<<MD_SB_BITMAP_PRESENT);
rv = ioctl(fd, SET_ARRAY_INFO, &array);
diff --git a/mdadm.h b/mdadm.h
index e60a706..0c91a34 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -473,6 +473,8 @@ extern int sysfs_set_str(struct mdinfo *sra, struct mdinfo *dev,
char *name, char *val);
extern int sysfs_set_num(struct mdinfo *sra, struct mdinfo *dev,
char *name, unsigned long long val);
+extern int sysfs_set_num_signed(struct mdinfo *sra, struct mdinfo *dev,
+ char *name, long long val);
extern int sysfs_uevent(struct mdinfo *sra, char *event);
extern int sysfs_get_fd(struct mdinfo *sra, struct mdinfo *dev,
char *name);
diff --git a/sysfs.c b/sysfs.c
index a1007cf..8e9d0c5 100644
--- a/sysfs.c
+++ b/sysfs.c
@@ -428,6 +428,14 @@ int sysfs_set_num(struct mdinfo *sra, struct mdinfo *dev,
return sysfs_set_str(sra, dev, name, valstr);
}
+int sysfs_set_num_signed(struct mdinfo *sra, struct mdinfo *dev,
+ char *name, long long val)
+{
+ char valstr[50];
+ sprintf(valstr, "%lli", val);
+ return sysfs_set_str(sra, dev, name, valstr);
+}
+
int sysfs_uevent(struct mdinfo *sra, char *event)
{
char fname[50];
--
1.7.7.6