From: Juan Quintela <quintela@redhat.com>
To: "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>
Cc: aarcange@redhat.com, yamahata@private.email.ne.jp,
liang.z.li@intel.com, qemu-devel@nongnu.org, luis@cs.umu.se,
bharata@linux.vnet.ibm.com, amit.shah@redhat.com,
pbonzini@redhat.com, david@gibson.dropbear.id.au
Subject: Re: [Qemu-devel] [PATCH v9 15/56] Add Linux userfaultfd.h header
Date: Mon, 09 Nov 2015 10:31:24 +0100 [thread overview]
Message-ID: <878u67ecyb.fsf@emacs.mitica> (raw)
In-Reply-To: <1446747083-18205-16-git-send-email-dgilbert@redhat.com> (David Alan Gilbert's message of "Thu, 5 Nov 2015 18:10:42 +0000")
"Dr. David Alan Gilbert (git)" <dgilbert@redhat.com> wrote:
> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
>
> Postcopy uses the userfaultfd.h feature in the Linux kernel; include
> the header.
>
> (In early versions of the patch series we had this, and then we dropped
> this by only including it if the kernel headers defined the syscall
> number; however 1842bdfd added the syscall definition to our
> headers, which means we can't tell if the kernel has it or not)
>
> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
next prev parent reply other threads:[~2015-11-09 9:31 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-05 18:10 [Qemu-devel] [PATCH v9 00/56] Postcopy implementation Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 01/56] Add postcopy documentation Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 02/56] Provide runtime Target page information Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 03/56] Move configuration section writing Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 04/56] Move page_size_init earlier Dr. David Alan Gilbert (git)
2015-11-09 9:21 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 05/56] qemu_ram_block_from_host Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 06/56] qemu_ram_block_by_name Dr. David Alan Gilbert (git)
2015-11-09 9:24 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 07/56] Rename mis->file to from_src_file Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 08/56] Add qemu_get_buffer_in_place to avoid copies some of the time Dr. David Alan Gilbert (git)
2015-11-09 9:25 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 09/56] Add wrapper for setting blocking status on a QEMUFile Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 10/56] Add QEMU_MADV_NOHUGEPAGE Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 11/56] ram_debug_dump_bitmap: Dump a migration bitmap as text Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 12/56] ram_load: Factor out host_from_stream_offset call and check Dr. David Alan Gilbert (git)
2015-11-09 9:29 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 13/56] migrate_init: Call from savevm Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 14/56] Rename save_live_complete to save_live_complete_precopy Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 15/56] Add Linux userfaultfd.h header Dr. David Alan Gilbert (git)
2015-11-09 9:31 ` Juan Quintela [this message]
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 16/56] Return path: Open a return path on QEMUFile for sockets Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 17/56] Return path: socket_writev_buffer: Block even on non-blocking fd's Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 18/56] Migration commands Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 19/56] Return path: Control commands Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 20/56] Return path: Send responses from destination to source Dr. David Alan Gilbert (git)
2015-11-09 10:54 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 21/56] migration_is_setup_or_active Dr. David Alan Gilbert (git)
2015-11-09 10:55 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 22/56] Return path: Source handling of return path Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 23/56] Rework loadvm path for subloops Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 24/56] Add migration-capability boolean for postcopy-ram Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 25/56] Add wrappers and handlers for sending/receiving the postcopy-ram migration messages Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 26/56] MIG_CMD_PACKAGED: Send a packaged chunk of migration stream Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 27/56] Modify save_live_pending for postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 28/56] postcopy: OS support test Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 29/56] migrate_start_postcopy: Command to trigger transition to postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 30/56] migration_completion: Take current state Dr. David Alan Gilbert (git)
2015-11-09 10:57 ` Juan Quintela
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 31/56] MIGRATION_STATUS_POSTCOPY_ACTIVE: Add new migration state Dr. David Alan Gilbert (git)
2015-11-05 18:10 ` [Qemu-devel] [PATCH v9 32/56] Avoid sending vmdescription during postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 33/56] Add qemu_savevm_state_complete_postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 34/56] Postcopy: Maintain unsentmap Dr. David Alan Gilbert (git)
2015-11-09 11:01 ` Juan Quintela
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 35/56] Postcopy: Calculate discard Dr. David Alan Gilbert (git)
2015-11-09 11:08 ` Juan Quintela
2015-11-09 18:27 ` Dr. David Alan Gilbert
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 36/56] postcopy: Incoming initialisation Dr. David Alan Gilbert (git)
2015-11-09 11:11 ` Juan Quintela
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 37/56] postcopy: ram_enable_notify to switch on userfault Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 38/56] Postcopy: Postcopy startup in migration thread Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 39/56] Postcopy: End of iteration Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 40/56] Page request: Add MIG_RP_MSG_REQ_PAGES reverse command Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 41/56] Page request: Process incoming page request Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 42/56] Page request: Consume pages off the post-copy queue Dr. David Alan Gilbert (git)
2015-11-09 11:18 ` Juan Quintela
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 43/56] postcopy_ram.c: place_page and helpers Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 44/56] Postcopy: Use helpers to map pages during migration Dr. David Alan Gilbert (git)
2015-11-09 11:19 ` Juan Quintela
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 45/56] postcopy: Check order of received target pages Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 46/56] Don't sync dirty bitmaps in postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 47/56] Don't iterate on precopy-only devices during postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 48/56] Host page!=target page: Cleanup bitmaps Dr. David Alan Gilbert (git)
2015-11-09 11:22 ` Juan Quintela
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 49/56] Round up RAMBlock sizes to host page sizes Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 50/56] Postcopy; Handle userfault requests Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 51/56] Start up a postcopy/listener thread ready for incoming page data Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 52/56] postcopy: Wire up loadvm_postcopy_handle_ commands Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 53/56] Postcopy: Mark nohugepage before discard Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 54/56] End of migration for postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 55/56] Disable mlock around incoming postcopy Dr. David Alan Gilbert (git)
2015-11-05 18:11 ` [Qemu-devel] [PATCH v9 56/56] Inhibit ballooning during postcopy Dr. David Alan Gilbert (git)
2015-11-06 3:48 ` [Qemu-devel] [PATCH v9 00/56] Postcopy implementation Bharata B Rao
2015-11-06 9:09 ` Dr. David Alan Gilbert
2015-11-06 11:06 ` Bharata B Rao
2015-11-06 12:22 ` Dr. David Alan Gilbert
2015-11-06 13:43 ` Dr. David Alan Gilbert
2015-11-06 15:33 ` Bharata B Rao
2015-11-06 15:48 ` Dr. David Alan Gilbert
2015-11-09 3:21 ` Bharata B Rao
2015-11-09 9:08 ` Dr. David Alan Gilbert
2015-11-09 10:28 ` Bharata B Rao
2015-11-09 11:03 ` Dr. David Alan Gilbert
2015-11-09 12:39 ` Bharata B Rao
2015-11-09 12:52 ` Dr. David Alan Gilbert
2015-11-09 4:13 ` David Gibson
2015-11-09 9:05 ` Paolo Bonzini
2015-11-09 16:02 ` Juan Quintela
2015-11-09 16:17 ` Dr. David Alan Gilbert
2016-01-27 11:54 ` Vladimir Sementsov-Ogievskiy
2016-01-27 12:42 ` Dr. David Alan Gilbert
2016-01-27 14:47 ` Vladimir Sementsov-Ogievskiy
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