Re: [PATCH] kernel: set CONFIG_RCU_FANOUT=64 for 64bit targets

2021-08-01 Thread Rui Salvaterra
Hi, Stijn, On Sat, 31 Jul 2021 at 11:01, Stijn Tintel wrote: > > Alternatively we could disable CONFIG_RCU_EXPERT entirely. Not sure why > it was enabled in the first place. If anyone knows, please do share. Yes, please! Personal note, CONFIG_RCU_EXPERT is one of those things I don't even

Re: [PATCH] kernel: set CONFIG_RCU_FANOUT=64 for 64bit targets

2021-07-31 Thread Stijn Tintel
On 30/07/2021 20:56, Stijn Tintel wrote: The generic config has CONFIG_RCU_EXPERT=y, which exposes CONFIG_RCU_FANOUT. This is set to 32 in the generic config, but the default for 64bit kernels is 64. This causes a warning during boot: [0.00] rcu: CONFIG_RCU_FANOUT set to non-default

[PATCH] kernel: set CONFIG_RCU_FANOUT=64 for 64bit targets

2021-07-30 Thread Stijn Tintel
The generic config has CONFIG_RCU_EXPERT=y, which exposes CONFIG_RCU_FANOUT. This is set to 32 in the generic config, but the default for 64bit kernels is 64. This causes a warning during boot: [0.00] rcu: CONFIG_RCU_FANOUT set to non-default value of 32. Set CONFIG_RCU_FANOUT=64 in