Re: [edk2] [PATCH v2 0/8] OvmfPkg: add the Variable PEIM, defragment the UEFI memmap

2017-12-01 Thread Laszlo Ersek
On 12/01/17 09:42, Ard Biesheuvel wrote: > On 30 November 2017 at 19:00, Jordan Justen wrote: >> As I recall, this enables a modest (non-essential) improvement in >> fragmentation, at the cost of more ways to configure OVMF to hang >> during boot. (With info available

Re: [edk2] [PATCH v2 0/8] OvmfPkg: add the Variable PEIM, defragment the UEFI memmap

2017-12-01 Thread Laszlo Ersek
On 11/30/17 20:00, Jordan Justen wrote: > As I recall, this enables a modest (non-essential) improvement in > fragmentation, My testing from 2 minutes ago shows that the UEFI memmap (as dumped by the Linux guest) goes from 82 entries to 56 entries. I consider the defragmentation a QoS question,

Re: [edk2] [PATCH v2 0/8] OvmfPkg: add the Variable PEIM, defragment the UEFI memmap

2017-12-01 Thread Ard Biesheuvel
On 30 November 2017 at 19:00, Jordan Justen wrote: > As I recall, this enables a modest (non-essential) improvement in > fragmentation, at the cost of more ways to configure OVMF to hang > during boot. (With info available via debugcon.) > > I would prefer if were able

Re: [edk2] [PATCH v2 0/8] OvmfPkg: add the Variable PEIM, defragment the UEFI memmap

2017-11-30 Thread Jordan Justen
As I recall, this enables a modest (non-essential) improvement in fragmentation, at the cost of more ways to configure OVMF to hang during boot. (With info available via debugcon.) I would prefer if were able to always fallback and continue boot. Later, after GOP has started we could visibly warn

[edk2] [PATCH v2 0/8] OvmfPkg: add the Variable PEIM, defragment the UEFI memmap

2017-11-30 Thread Laszlo Ersek
Repo: https://github.com/lersek/edk2.git Branch: memmap_defrag_v2 This version is identical to the v1 seres I posted in March. Some patches of the v1 series have been committed. I've been rebasing and using the rest since, and am now posting it as v2. References: *