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authorLinus Torvalds <torvalds@linux-foundation.org>2018-01-05 12:17:33 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-05 12:17:33 -0800
commit3eac69038322f52b7366e4e6bbdb06e749714133 (patch)
treeba00fba16bea1ffcc56d28c5653268ca7dc9389c /drivers/s390
parent925cbd7ed4b073a2afc9915e241ab789b44a3f61 (diff)
parent8a9bd4f8ebc6800bfc0596e28631ff6809a2f615 (diff)
downloadlinux-3eac69038322f52b7366e4e6bbdb06e749714133.tar.bz2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Martin Schwidefsky: "Four bug fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/dasd: fix wrongly assigned configuration data s390: fix preemption race in disable_sacf_uaccess s390/sclp: disable FORTIFY_SOURCE for early sclp code s390/pci: handle insufficient resources during dma tlb flush
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_3990_erp.c10
-rw-r--r--drivers/s390/char/Makefile2
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index c94b606e0df8..ee14d8e45c97 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -2803,6 +2803,16 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr)
erp = dasd_3990_erp_handle_match_erp(cqr, erp);
}
+
+ /*
+ * For path verification work we need to stick with the path that was
+ * originally chosen so that the per path configuration data is
+ * assigned correctly.
+ */
+ if (test_bit(DASD_CQR_VERIFY_PATH, &erp->flags) && cqr->lpm) {
+ erp->lpm = cqr->lpm;
+ }
+
if (device->features & DASD_FEATURE_ERPLOG) {
/* print current erp_chain */
dev_err(&device->cdev->dev,
diff --git a/drivers/s390/char/Makefile b/drivers/s390/char/Makefile
index 05ac6ba15a53..614b44e70a28 100644
--- a/drivers/s390/char/Makefile
+++ b/drivers/s390/char/Makefile
@@ -17,6 +17,8 @@ CFLAGS_REMOVE_sclp_early_core.o += $(CC_FLAGS_MARCH)
CFLAGS_sclp_early_core.o += -march=z900
endif
+CFLAGS_sclp_early_core.o += -D__NO_FORTIFY
+
obj-y += ctrlchar.o keyboard.o defkeymap.o sclp.o sclp_rw.o sclp_quiesce.o \
sclp_cmd.o sclp_config.o sclp_cpi_sys.o sclp_ocf.o sclp_ctl.o \
sclp_early.o sclp_early_core.o