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- Make informing the kernel by BLKRRPART (specific to s390) more

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robust by sleeping between every retry and by placing
  exclusive file lock on the blockdevice (bnc#886005)
  - libparted-make-BLKRRPART-more-robust.patch

OBS-URL: https://build.opensuse.org/package/show/Base:System/parted?expand=0&rev=97
This commit is contained in:
Petr Uzel 2014-07-18 13:45:52 +00:00 committed by Git OBS Bridge
parent 4f4200ec76
commit 987a8290eb
3 changed files with 58 additions and 0 deletions
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48
libparted-make-BLKRRPART-more-robust.patch Normal file
View File

@ -0,0 +1,48 @@
---
libparted/arch/linux.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
Index: parted-3.1/libparted/arch/linux.c
===================================================================
--- parted-3.1.orig/libparted/arch/linux.c
+++ parted-3.1/libparted/arch/linux.c
@@ -40,6 +40,7 @@
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/utsname.h> /* for uname() */
+#include <sys/file.h>
#include <scsi/scsi.h>
#include <assert.h>
#ifdef ENABLE_DEVICE_MAPPER
@@ -2901,14 +2902,15 @@ static int
_kernel_reread_part_table (PedDevice* dev)
{
LinuxSpecific* arch_specific = LINUX_SPECIFIC (dev);
- int retry_count = 9;
+ int retry_count = 5;
sync();
+ flock(arch_specific->fd, LOCK_EX);
while (ioctl (arch_specific->fd, BLKRRPART)) {
retry_count--;
sync();
- if (retry_count == 3)
- sleep(1); /* Pause to allow system to settle */
+
+ sleep(1); /* Pause to allow system to settle */
if (!retry_count) {
ped_exception_throw (
@@ -2918,10 +2920,12 @@ _kernel_reread_part_table (PedDevice* de
"table on %s (%s). As a result, it may not "
"reflect all of your changes until after reboot."),
dev->path, strerror (errno));
+ flock(arch_specific->fd, LOCK_UN);
return 0;
}
}
+ flock(arch_specific->fd, LOCK_UN);
return 1;
}

8
parted.changes
View File

@ -1,3 +1,11 @@
-------------------------------------------------------------------
Fri Jul 18 10:10:07 UTC 2014 - puzel@suse.com
- Make informing the kernel by BLKRRPART (specific to s390) more
robust by sleeping between every retry and by placing
exclusive file lock on the blockdevice (bnc#886005)
- libparted-make-BLKRRPART-more-robust.patch
-------------------------------------------------------------------
Wed Jul 16 13:14:09 UTC 2014 - puzel@suse.com

2
parted.spec
View File

@ -64,6 +64,7 @@ Patch36: libparted-add-support-for-EAV-DASD-partitions.patch
Patch37: libparted-mklabel-to-support-EAV-DASD.patch
Patch38: libparted-Avoid-dasd-as-default-disk-type-while-probe.patch
Patch39: libparted-mklabel-to-support-EDEV-DASD.patch
Patch40: libparted-make-BLKRRPART-more-robust.patch
Patch100: parted-fatresize-autoconf.patch
Requires: /sbin/udevadm
BuildRequires: check-devel
@ -150,6 +151,7 @@ to develop applications that require these.
%patch37 -p1
%patch38 -p1
%patch39 -p1
%patch40 -p1
%patch100 -p1
%build