Hi Babu, On 8/5/25 4:30 PM, Babu Moger wrote: > Add the command line options to enable or disable the new resctrl feature options -> option? > L3 Smart Data Cache Injection Allocation Enforcement (SDCIAE). > > Signed-off-by: Babu Moger <babu.moger@xxxxxxx> > --- > --- > .../admin-guide/kernel-parameters.txt | 2 +- > Documentation/filesystems/resctrl.rst | 21 ++++++++++--------- > arch/x86/kernel/cpu/resctrl/core.c | 2 ++ > 3 files changed, 14 insertions(+), 11 deletions(-) > > diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt > index 0d2ea9a60145..0170c0af03cc 100644 > --- a/Documentation/admin-guide/kernel-parameters.txt > +++ b/Documentation/admin-guide/kernel-parameters.txt > @@ -6089,7 +6089,7 @@ > rdt= [HW,X86,RDT] > Turn on/off individual RDT features. List is: > cmt, mbmtotal, mbmlocal, l3cat, l3cdp, l2cat, l2cdp, > - mba, smba, bmec. > + mba, smba, bmec, sdciae. > E.g. to turn on cmt and turn off mba use: > rdt=cmt,!mba > > diff --git a/Documentation/filesystems/resctrl.rst b/Documentation/filesystems/resctrl.rst > index c7949dd44f2f..f08699030312 100644 > --- a/Documentation/filesystems/resctrl.rst > +++ b/Documentation/filesystems/resctrl.rst > @@ -17,16 +17,17 @@ AMD refers to this feature as AMD Platform Quality of Service(AMD QoS). > This feature is enabled by the CONFIG_X86_CPU_RESCTRL and the x86 /proc/cpuinfo > flag bits: > > -=============================================== ================================ > -RDT (Resource Director Technology) Allocation "rdt_a" > -CAT (Cache Allocation Technology) "cat_l3", "cat_l2" > -CDP (Code and Data Prioritization) "cdp_l3", "cdp_l2" > -CQM (Cache QoS Monitoring) "cqm_llc", "cqm_occup_llc" > -MBM (Memory Bandwidth Monitoring) "cqm_mbm_total", "cqm_mbm_local" > -MBA (Memory Bandwidth Allocation) "mba" > -SMBA (Slow Memory Bandwidth Allocation) "" > -BMEC (Bandwidth Monitoring Event Configuration) "" > -=============================================== ================================ > +=============================================================== ================================ > +RDT (Resource Director Technology) Allocation "rdt_a" > +CAT (Cache Allocation Technology) "cat_l3", "cat_l2" > +CDP (Code and Data Prioritization) "cdp_l3", "cdp_l2" > +CQM (Cache QoS Monitoring) "cqm_llc", "cqm_occup_llc" > +MBM (Memory Bandwidth Monitoring) "cqm_mbm_total", "cqm_mbm_local" > +MBA (Memory Bandwidth Allocation) "mba" > +SMBA (Slow Memory Bandwidth Allocation) "" With all these adjustments this looks like an ideal time to fix the missing TABs in the SMBA spacing? > +BMEC (Bandwidth Monitoring Event Configuration) "" > +SDCIAE (Smart Data Cache Injection Allocation Enforcement) "" > +=============================================================== ================================ Reinette
