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linux-rp-2.6.22+2.6.23-rc4: Fix vt_ioctl race.

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Because of a race between vt_ioctl and the console work queue, psplash 
was crashing.


git-svn-id: https://svn.o-hand.com/repos/poky/trunk@2812 311d38ba-8fff-0310-9ca6-ca027cbcb966
This commit is contained in:
Samuel Ortiz
2007-09-27 09:15:05 +00:00
parent 407a73d6c5
commit 939d457578
2 changed files with 45 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
meta/packages/linux/linux-rp-2.6.22+2.6.23-rc4/vt_ioctl_race.patch Normal file
View File

@@ -0,0 +1,40 @@
---
drivers/char/vt_ioctl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6.22/drivers/char/vt_ioctl.c
===================================================================
--- linux-2.6.22.orig/drivers/char/vt_ioctl.c 2007-07-09 01:32:17.000000000 +0200
+++ linux-2.6.22/drivers/char/vt_ioctl.c 2007-09-27 11:05:29.000000000 +0200
@@ -770,6 +770,7 @@
/*
* Switching-from response
*/
+ acquire_console_sem();
if (vc->vt_newvt >= 0) {
if (arg == 0)
/*
@@ -784,7 +785,6 @@
* complete the switch.
*/
int newvt;
- acquire_console_sem();
newvt = vc->vt_newvt;
vc->vt_newvt = -1;
i = vc_allocate(newvt);
@@ -798,7 +798,6 @@
* other console switches..
*/
complete_change_console(vc_cons[newvt].d);
- release_console_sem();
}
}
@@ -813,6 +812,7 @@
if (arg != VT_ACKACQ)
return -EINVAL;
}
+ release_console_sem();
return 0;

7
meta/packages/linux/linux-rp_2.6.22+2.6.23-rc4.bb
View File

@@ -1,6 +1,6 @@
require linux-rp.inc
PR = "r4"
PR = "r5"
DEFAULT_PREFERENCE = "-1"
DEFAULT_PREFERENCE_htcuniversal = "1"
@@ -53,6 +53,7 @@ SRC_URI = "http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.22.tar.bz2 \
file://uvesafb-0.1-rc3-2.6.22.patch;patch=1;status=external \
file://htcuni.patch;patch=1 \
file://binutils-buildid-arm.patch;patch=1 \
file://vt_ioctl_race.patch;patch=1 \
file://defconfig-c7x0 \
file://defconfig-hx2000 \
file://defconfig-collie \
@@ -115,7 +116,9 @@ SRC_URI_append_tosa = "\
file://wm97xx-lcdnoise-r0.patch;patch=1 "
# ${DOSRC}/tosa-asoc-r1.patch;patch=1 "
SRC_URI_append_htcuniversal ="file://htcuni-acx.patch;patch=1;status=external"
SRC_URI_append_htcuniversal ="\
file://htcuni-acx.patch;patch=1;status=external \
"
SRC_URI_append_zylonite ="\
file://arm_pxa_20070923.patch;patch=1 \