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authorPeter Maydell2017-10-20 14:33:32 +0200
committerPeter Maydell2017-10-20 14:33:32 +0200
commit718757eca98ea8bd5b5354eb70acf050dd49b862 (patch)
tree3448fb0da4b5c86c0eaa7311beb87ea9439a413c /include/exec
parentMerge remote-tracking branch 'remotes/famz/tags/docker-pull-request' into sta... (diff)
parents390x/tcg: low-address protection support (diff)
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20171020' into staging
The last big chunk of s390x changes: - (experimental) smp support under tcg - provide the virtio-input devices for virtio-ccw - improve error handling in the css code - enable some simple virtio tests for s390x - low-address protection in tcg - some more cleanups and fixes # gpg: Signature made Fri 20 Oct 2017 12:49:22 BST # gpg: using RSA key 0xDECF6B93C6F02FAF # gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" # gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" # gpg: aka "Cornelia Huck <cohuck@kernel.org>" # gpg: aka "Cornelia Huck <cohuck@redhat.com>" # Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF * remotes/cohuck/tags/s390x-20171020: (46 commits) s390x/tcg: low-address protection support accel/tcg: allow to invalidate a write TLB entry immediately tests: Enable the very simple virtio tests on s390x, too libqtest: Add qtest_[v]startf() s390x: refactor error handling for MSCH handler s390x: refactor error handling for HSCH handler s390x: refactor error handling for CSCH handler s390x: refactor error handling for XSCH handler s390x: improve error handling for SSCH and RSCH s390x/css: IO instr handler ending control s390x: move s390x_new_cpu() into board code s390x: fix cpu object referrence leak in s390x_new_cpu() s390x/event-facility: variable-length event masks s390x/MAINTAINERS: add mailing list virtio-ccw: Add the virtio-input devices for CCW bus target/s390x: special handling when starting a CPU with WAIT PSW s390x/tcg: refactor stfl(e) to use s390_get_feat_block() s390x/tcg: unlock NMI s390x/cpumodel: allow to enable SENSE RUNNING STATUS for qemu s390x/tcg: switch to new SIGP handling code ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/exec')
-rw-r--r--include/exec/cpu-all.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index 778031c3d7..0b141683f0 100644
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -245,6 +245,9 @@ extern intptr_t qemu_host_page_mask;
/* original state of the write flag (used when tracking self-modifying
code */
#define PAGE_WRITE_ORG 0x0010
+/* Invalidate the TLB entry immediately, helpful for s390x
+ * Low-Address-Protection. Used with PAGE_WRITE in tlb_set_page_with_attrs() */
+#define PAGE_WRITE_INV 0x0040
#if defined(CONFIG_BSD) && defined(CONFIG_USER_ONLY)
/* FIXME: Code that sets/uses this is broken and needs to go away. */
#define PAGE_RESERVED 0x0020