On Thu, Jul 04, 2024 at 01:05:34PM +0530, Sughosh Ganu wrote: > Add a Kconfig symbol to enable getting updates on any memory map > changes that might be done by the LMB module. This notification > mechanism can then be used to have a synchronous view of allocated and > free memory. > > Signed-off-by: Sughosh Ganu <sughosh.g...@linaro.org> > --- > Changes since V1: > * Change the description to highlight only LMB notifications. > * Add a separate line for dependencies. > > lib/Kconfig | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/lib/Kconfig b/lib/Kconfig > index 7eea517b3b..b422183a0f 100644 > --- a/lib/Kconfig > +++ b/lib/Kconfig > @@ -74,6 +74,16 @@ config HAVE_PRIVATE_LIBGCC > config LIB_UUID > bool > > +config MEM_MAP_UPDATE_NOTIFY > + bool "Get notified of any changes to the LMB memory map" > + depends on EVENT && LMB && EFI_LOADER > + default y > + help > + Enable this option to get notification on any changes to the > + memory that is allocated or freed by the LMB module. This will > + allow different modules that allocate memory or maintain a memory > + map to have a synchronous view of available and allocated memory.
This needs to be select'd when it's going to be used, opting out of making sure memory reservations are obeyed isn't a good idea. -- Tom
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