diff options
| author | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2015-11-05 18:11:22 +0000 |
|---|---|---|
| committer | Juan Quintela <quintela@redhat.com> | 2015-11-10 15:00:28 +0100 |
| commit | 58b7c17e226aa4d3b943ea22c1d1309126de146b (patch) | |
| tree | 92d3ed7a85849b125370020ee2af9ace3ff7573d /include/sysemu | |
| parent | e9bef235d91bff87517770c93d74eb98e5a33278 (diff) | |
Disable mlock around incoming postcopy
Userfault doesn't work with mlock; mlock is designed to nail down pages
so they don't move, userfault is designed to tell you when they're not
there.
munlock the pages we userfault protect before postcopy.
mlock everything again at the end if mlock is enabled.
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'include/sysemu')
| -rw-r--r-- | include/sysemu/sysemu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index 05d1982bda..f992494e10 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -172,6 +172,7 @@ extern int boot_menu; extern bool boot_strict; extern uint8_t *boot_splash_filedata; extern size_t boot_splash_filedata_size; +extern bool enable_mlock; extern uint8_t qemu_extra_params_fw[2]; extern QEMUClockType rtc_clock; extern const char *mem_path; |