Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2025-01-23 Thread Sourabh Jain
Hello Maddy, On 22/01/25 18:13, Madhavan Srinivasan wrote: On Fri, 06 Dec 2024 12:25:45 +0530, Avnish Chouhan wrote: Change RMA size from 512 MB to 768 MB which will result in more RMA at boot time for PowerPC. When PowerPC LPAR use/uses vTPM, Secure Boot or FADump, the 512 MB RMA memory is no

Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2025-01-22 Thread Sourabh Jain
Hello Maddy, On 22/01/25 18:13, Madhavan Srinivasan wrote: On Fri, 06 Dec 2024 12:25:45 +0530, Avnish Chouhan wrote: Change RMA size from 512 MB to 768 MB which will result in more RMA at boot time for PowerPC. When PowerPC LPAR use/uses vTPM, Secure Boot or FADump, the 512 MB RMA memory is not

Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2025-01-22 Thread Madhavan Srinivasan
On Fri, 06 Dec 2024 12:25:45 +0530, Avnish Chouhan wrote: > Change RMA size from 512 MB to 768 MB which will result > in more RMA at boot time for PowerPC. When PowerPC LPAR use/uses vTPM, > Secure Boot or FADump, the 512 MB RMA memory is not sufficient for > booting. With this 512 MB RMA, GRUB2 ru

Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2025-01-09 Thread Sourabh Jain
Hello Michael, On 07/12/24 07:28, Michael Ellerman wrote: Avnish Chouhan writes: Change RMA size from 512 MB to 768 MB which will result in more RMA at boot time for PowerPC. Did you consider just increasing it to 1GB? I see an impact of setting RMA to 1GB on fadump. Here’s how: The minimu

Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2024-12-11 Thread Avnish Chouhan
Hi Michael, Hope you're doing wonderful! Thank you so much for your response. I have checked on your queries. Please find the findings below: 1. Did you consider just increasing it to 1GB? We have observed in our recent Out Of Memory issues, a shortage of around 50-60 MBs space in RMA in cur

Re: [PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2024-12-06 Thread Michael Ellerman
Avnish Chouhan writes: > Change RMA size from 512 MB to 768 MB which will result > in more RMA at boot time for PowerPC. Did you consider just increasing it to 1GB? It's possible there's some folks running LPARs with less than 1GB, but they are unlikely to continue doing so by the time this cha

[PATCH v2] powerpc: increase MIN RMA size for CAS negotiation

2024-12-06 Thread Avnish Chouhan
Change RMA size from 512 MB to 768 MB which will result in more RMA at boot time for PowerPC. When PowerPC LPAR use/uses vTPM, Secure Boot or FADump, the 512 MB RMA memory is not sufficient for booting. With this 512 MB RMA, GRUB2 run out of memory and unable to load the necessary. Sometimes eve