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Usermode exec-stack fix
authorPaul Brook <paul@codesourcery.com>
Wed, 16 Jun 2010 12:03:51 +0000 (13:03 +0100)
committerPaul Brook <paul@codesourcery.com>
Wed, 16 Jun 2010 12:03:51 +0000 (13:03 +0100)
commit97374d38583028b33074c69caf296d94cb1b9d5b
tree20dd2e75e0b7dcf623a084e19e3f5e39a9161f31tree | snapshot
parent9e0b74a43f5ab94acdc5b450747b8f6c184e0062commit | diff
Usermode exec-stack fix

When loading a shared library that requires an executable stack,
glibc uses the mprotext PROT_GROWSDOWN flag to achieve this.
We don't support PROT_GROWSDOWN.
Add a special case to handle changing the stack permissions in this way.

Signed-off-by: Paul Brook <paul@codesourcery.com>
linux-user/elfload.c diff | blob | blame | history
linux-user/flatload.c diff | blob | blame | history
linux-user/qemu.h diff | blob | blame | history
linux-user/syscall.c diff | blob | blame | history
Mirror of https://git.qemu.org/git/qemu.git