shaba/lvm2
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PE size overflows, on most architectures it is catch by "PE cannot be 0"

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but s390x unfortunately return something usable.

Always use unit64 in inital parameter check.
This commit is contained in:
Milan Broz 2011-03-02 20:00:09 +00:00
parent 9c2c45f192
commit 227457e20d
4 changed files with 14 additions and 1 deletions
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2
WHATS_NEW
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@ -1,6 +1,6 @@
Version 2.02.85 -
===================================
Fix possible overwlow in maximum stripe size.
Fix possible overflow in maximum stripe size and physical extent size.
Add test for failed allocation from dm_task_set_uuid() in dmeventd.
Improve pvremove error message when PV belongs to a VG.
Extend normal policy to allow mirror logs on same PVs as images if necessary.

1
lib/metadata/metadata-exported.h
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@ -34,6 +34,7 @@
#define STRIPE_SIZE_MAX ( 512L * 1024L >> SECTOR_SHIFT) /* 512 KB in sectors */
#define STRIPE_SIZE_LIMIT ((UINT_MAX >> 2) + 1)
#define MAX_RESTRICTED_LVS 255 /* Used by FMT_RESTRICTED_LVIDS */
#define MAX_EXTENT_SIZE ((uint32_t) -1)
/* Layer suffix */
#define MIRROR_SYNC_LAYER "_mimagetmp"

6
tools/toollib.c
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@ -1238,6 +1238,12 @@ int vgcreate_params_set_from_args(struct cmd_context *cmd,
return 1;
}
if (arg_uint64_value(cmd, physicalextentsize_ARG, 0) > MAX_EXTENT_SIZE) {
log_error("Physical extent size cannot be larger than %s",
display_size(cmd, (uint64_t) MAX_EXTENT_SIZE));
return 1;
}
if (arg_sign_value(cmd, maxlogicalvolumes_ARG, 0) == SIGN_MINUS) {
log_error("Max Logical Volumes may not be negative");
return 1;

6
tools/vgchange.c
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@ -356,6 +356,12 @@ static int _vgchange_pesize(struct cmd_context *cmd, struct volume_group *vg)
{
uint32_t extent_size;
if (arg_uint64_value(cmd, physicalextentsize_ARG, 0) > MAX_EXTENT_SIZE) {
log_error("Physical extent size cannot be larger than %s",
display_size(cmd, (uint64_t) MAX_EXTENT_SIZE));
return 1;
}
extent_size = arg_uint_value(cmd, physicalextentsize_ARG, 0);
/* FIXME: remove check - redundant with vg_change_pesize */
if (extent_size == vg->extent_size) {