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bh=Rx8GaGfrnRnz9Xrxr+CQIosD80qzF1Kj58PFdM0v+e0=; b=FRb9Bt4qjxCXSJ3QpXeredqDG3mSEYy174iu5VY8Br4sAJw4sXxgEXOlPAvmeqgtzT/S46 OMNGbe+YDx3LhD9hEOmU30dkachoLQ12emZN6X1W6yH1y0GL1Iggf4r37ybLs5JL3f1RI3 UufOotwWxkc7dEsT1/9epUX/eHL/zR0= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1622614141; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Rx8GaGfrnRnz9Xrxr+CQIosD80qzF1Kj58PFdM0v+e0=; b=FRb9Bt4qjxCXSJ3QpXeredqDG3mSEYy174iu5VY8Br4sAJw4sXxgEXOlPAvmeqgtzT/S46 OMNGbe+YDx3LhD9hEOmU30dkachoLQ12emZN6X1W6yH1y0GL1Iggf4r37ybLs5JL3f1RI3 UufOotwWxkc7dEsT1/9epUX/eHL/zR0= Subject: Re: [PATCH v20210601 02/38] xl: fix description of migrate --debug To: Olaf Hering , xen-devel@lists.xenproject.org Cc: Ian Jackson , Wei Liu , Anthony PERARD References: <20210601161118.18986-1-olaf@aepfle.de> <20210601161118.18986-3-olaf@aepfle.de> From: Juergen Gross Message-ID: <58453bfc-d932-3b46-7ec8-cd883b4c7440@suse.com> Date: Wed, 2 Jun 2021 08:09:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <20210601161118.18986-3-olaf@aepfle.de> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="inhqTRmAz0fy8YyVm73IPKk4lPg2Davhu" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --inhqTRmAz0fy8YyVm73IPKk4lPg2Davhu Content-Type: multipart/mixed; boundary="h9tSNc98vmWAGLeG1r05yqVfivLDZnJpl"; protected-headers="v1" From: Juergen Gross To: Olaf Hering , xen-devel@lists.xenproject.org Cc: Ian Jackson , Wei Liu , Anthony PERARD Message-ID: <58453bfc-d932-3b46-7ec8-cd883b4c7440@suse.com> Subject: Re: [PATCH v20210601 02/38] xl: fix description of migrate --debug References: <20210601161118.18986-1-olaf@aepfle.de> <20210601161118.18986-3-olaf@aepfle.de> In-Reply-To: <20210601161118.18986-3-olaf@aepfle.de> --h9tSNc98vmWAGLeG1r05yqVfivLDZnJpl Content-Type: multipart/mixed; boundary="------------723CCE4B6876ED99D20ABC80" Content-Language: en-US This is a multi-part message in MIME format. --------------723CCE4B6876ED99D20ABC80 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable On 01.06.21 18:10, Olaf Hering wrote: > xl migrate --debug used to track every pfn in every batch of pages. > But these times are gone. Adjust the help text to tell what --debug > is supposed to do today. >=20 > Signed-off-by: Olaf Hering > --- > docs/man/xl.1.pod.in | 4 +++- > tools/libs/guest/xg_sr_save.c | 2 +- > tools/xl/xl_cmdtable.c | 2 +- > 3 files changed, 5 insertions(+), 3 deletions(-) >=20 > diff --git a/docs/man/xl.1.pod.in b/docs/man/xl.1.pod.in > index e2176bd696..ed3f4dee1e 100644 > --- a/docs/man/xl.1.pod.in > +++ b/docs/man/xl.1.pod.in > @@ -481,7 +481,9 @@ domain. > =20 > =3Ditem B<--debug> > =20 > -Display huge (!) amount of debug information during the migration proc= ess. > +Verify transferred domU page data. All memory will be transferred one = more > +time to the destination host while the domU is paused, and compared wi= th > +the result of the inital transfer while the domU was still running. Shouldn't you adapt (or remove?) this paragraph with patch 37? > =20 > =3Ditem B<-p> > =20 > diff --git a/tools/libs/guest/xg_sr_save.c b/tools/libs/guest/xg_sr_sav= e.c > index 2ba7c3200c..51542a98c8 100644 > --- a/tools/libs/guest/xg_sr_save.c > +++ b/tools/libs/guest/xg_sr_save.c > @@ -752,7 +752,7 @@ static int send_domain_memory_live(struct xc_sr_con= text *ctx) > if ( rc ) > goto out; > =20 > - if ( ctx->save.debug && ctx->stream_type !=3D XC_STREAM_PLAIN ) > + if ( ctx->save.debug ) This is no documentation change IMO. You should either mention this modification in the commit message, or put it into a separate patch. 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