xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

s390: rename and split lowcore field per_perc_atmid

Browse Source 
per_perc_atmid is currently a two-byte field that combines two
fields, the PER code and the PER Addressing-and-Translation-Mode
Identification (ATMID)

Let's make them accessible indepently and also rename per_cause to
per_code.

Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Jens Freimann
2014-02-26 16:32:46 +01:00
committed by Christian Borntraeger
parent 3d53b46ce8
commit 21ee7ffd17
4 changed files with 11 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/s390/kernel/entry64.S
View File

@@ -423,8 +423,8 @@ ENTRY(pgm_check_handler)
jz pgm_kprobe
oi __TI_flags+7(%r12),_TIF_PER_TRAP
mvc __THREAD_per_address(8,%r14),__LC_PER_ADDRESS
mvc __THREAD_per_cause(2,%r14),__LC_PER_CAUSE
mvc __THREAD_per_paid(1,%r14),__LC_PER_PAID
mvc __THREAD_per_cause(2,%r14),__LC_PER_CODE
mvc __THREAD_per_paid(1,%r14),__LC_PER_ACCESS_ID
0: REENABLE_IRQS
xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15)
larl %r1,pgm_check_table