diff options
Diffstat (limited to 'pcr/qemu-user-static-git/0006-linux-user-init_guest_commpage-Add-a-comment-about-s.patch')
-rw-r--r-- | pcr/qemu-user-static-git/0006-linux-user-init_guest_commpage-Add-a-comment-about-s.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/pcr/qemu-user-static-git/0006-linux-user-init_guest_commpage-Add-a-comment-about-s.patch b/pcr/qemu-user-static-git/0006-linux-user-init_guest_commpage-Add-a-comment-about-s.patch deleted file mode 100644 index 4436b7817..000000000 --- a/pcr/qemu-user-static-git/0006-linux-user-init_guest_commpage-Add-a-comment-about-s.patch +++ /dev/null @@ -1,30 +0,0 @@ -From ca873a81cc020df0ee0ec072a60678bb83dce9e2 Mon Sep 17 00:00:00 2001 -From: Luke Shumaker <lukeshu@parabola.nu> -Date: Wed, 27 Dec 2017 21:05:29 -0500 -Subject: [PATCH 06/10] linux-user: init_guest_commpage: Add a comment about - size check - -Signed-off-by: Luke Shumaker <lukeshu@parabola.nu> ---- - linux-user/elfload.c | 5 +++++ - 1 file changed, 5 insertions(+) - -diff --git a/linux-user/elfload.c b/linux-user/elfload.c -index 22f2632dfa..b560f5d6fe 100644 ---- a/linux-user/elfload.c -+++ b/linux-user/elfload.c -@@ -374,6 +374,11 @@ static int init_guest_commpage(unsigned long guest_base, - - /* If the commpage lies within the already allocated guest space, - * then there is no way we can allocate it. -+ * -+ * You may be thinking that that this check is redundant because -+ * we already validated the guest size against MAX_RESERVED_VA; -+ * but if qemu_host_page_mask is unusually large, then -+ * test_page_addr may be lower. - */ - if (test_page_addr >= guest_base - && test_page_addr < (guest_base + guest_size)) { --- -2.15.1 - |