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authorThomas Weißschuh <thomas@t-8ch.de>2023-04-22 12:03:13 +0200
committerLaurent Vivier <laurent@vivier.eu>2023-05-17 07:20:29 +0200
commit64d06015f6f44e3338af0ab2968ef7467dd2f3ef (patch)
treea1f57e659fd5c324242c07c1884c06a8c5d8f830 /linux-user
parentb67e5cb43b64cd511785aa1b35876b5e5bf55f69 (diff)
downloadfocaccia-qemu-64d06015f6f44e3338af0ab2968ef7467dd2f3ef.tar.gz
focaccia-qemu-64d06015f6f44e3338af0ab2968ef7467dd2f3ef.zip
linux-user: Add new flag VERIFY_NONE
This can be used to validate that an address range is mapped but without
being readable or writable.

It will be used by an updated implementation of mincore().

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20230422100314.1650-2-thomas@t-8ch.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/qemu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index e2e93fbd1d..92f9f5af41 100644
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -168,6 +168,7 @@ abi_long do_brk(abi_ulong new_brk);
 
 /* user access */
 
+#define VERIFY_NONE  0
 #define VERIFY_READ  PAGE_READ
 #define VERIFY_WRITE (PAGE_READ | PAGE_WRITE)