From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53083) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4o5C-0005T1-P6 for qemu-devel@nongnu.org; Tue, 16 Jun 2015 06:27:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z4o5B-0000ZJ-Tw for qemu-devel@nongnu.org; Tue, 16 Jun 2015 06:27:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:48218) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4o5B-0000XV-Hb for qemu-devel@nongnu.org; Tue, 16 Jun 2015 06:27:05 -0400 From: "Dr. David Alan Gilbert (git)" Date: Tue, 16 Jun 2015 11:26:15 +0100 Message-Id: <1434450415-11339-3-git-send-email-dgilbert@redhat.com> In-Reply-To: <1434450415-11339-1-git-send-email-dgilbert@redhat.com> References: <1434450415-11339-1-git-send-email-dgilbert@redhat.com> Subject: [Qemu-devel] [PATCH v7 02/42] Provide runtime Target page information List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aarcange@redhat.com, yamahata@private.email.ne.jp, quintela@redhat.com, liang.z.li@intel.com, luis@cs.umu.se, amit.shah@redhat.com, pbonzini@redhat.com, david@gibson.dropbear.id.au From: "Dr. David Alan Gilbert" The migration code generally is built target-independent, however there are a few places where knowing the target page size would avoid artificially moving stuff into migration/ram.c. Provide 'qemu_target_page_bits()' that returns TARGET_PAGE_BITS to other bits of code so that they can stay target-independent. Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Amit Shah --- exec.c | 10 ++++++++++ include/sysemu/sysemu.h | 1 + 2 files changed, 11 insertions(+) diff --git a/exec.c b/exec.c index 76bfc4a..81a4481 100644 --- a/exec.c +++ b/exec.c @@ -3313,6 +3313,16 @@ int cpu_memory_rw_debug(CPUState *cpu, target_ulong addr, } return 0; } + +/* + * Allows code that needs to deal with migration bitmaps etc to still be built + * target independent. + */ +size_t qemu_target_page_bits(void) +{ + return TARGET_PAGE_BITS; +} + #endif /* diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index ef793f7..7e42f76 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -68,6 +68,7 @@ int qemu_reset_requested_get(void); void qemu_system_killed(int signal, pid_t pid); void qemu_devices_reset(void); void qemu_system_reset(bool report); +size_t qemu_target_page_bits(void); void qemu_add_exit_notifier(Notifier *notify); void qemu_remove_exit_notifier(Notifier *notify); -- 2.4.3