I don't think we want a huge number of system properties - there are lots of other ways to pass info around and I think many of our use cases are abuses of the system properties mechanism. If you really need more system properties, you can certainly do this on your builds.
R On Wed, Aug 25, 2010 at 9:18 PM, Gururaj BO <guru.nav...@gmail.com> wrote: > Hi Deva R/ rgeenwalt > > I doubled the values of below macros > > #define PA_COUNT_MAX 247*2 > #define PA_INFO_START 1024*2 > #define PA_SIZE 32768*2 > > static workspace pa_workspace; > static prop_info *pa_info_array; > > extern prop_area *__system_property_area__; > > static int init_property_area(void) > > file vi system/core/init/property_service.c > > to increase memory allocated to system property. Then it is working fine. > What Information I got is currently max 247 system properties we can store. > If we try to store more than this we can not set the value. > > In my phone it is already reached this value, so not able to set the > vlaues. > > So if we can increase this shared memory allocated to system property then > we can store more system properties. > > Thanks > Gururaja B O > > > On Thu, Aug 26, 2010 at 2:07 AM, Deva R <r.deva...@gmail.com> wrote: > >> (repost from other thread)., >> >> probably the size limit on properities field is blocking.. see >> >> http://git.omapzoom.org/?p=platform/system/core.git;a=blob;f=libcutils/properties.c;hb=refs/heads/p-froyo#l59 >> >> The size limits are >> #define PROP_NAME_MAX 32 >> #define PROP_VALUE_MAX 92 >> >> >> <http://git.omapzoom.org/?p=platform/system/core.git;a=blob;f=libcutils/properties.c;hb=refs/heads/p-froyo#l59>and >> You can increase the size limit in bionic >> >> http://git.omapzoom.org/?p=platform/bionic.git;a=blob;f=libc/include/sys/system_properties.h;hb=p-froyo#l38 >> >> >> >> On Wed, Aug 25, 2010 at 10:15 PM, Robert Greenwalt <rgreenw...@google.com >> > wrote: >> >>> Do you mean you can change the value of an existing property but cannot >>> create a new one? >>> >>> That seems odd. >>> >>> What device/build? >>> >>> R >>> >>> >>> On Wed, Aug 25, 2010 at 3:36 AM, guru <guru.nav...@gmail.com> wrote: >>> >>>> Hi Rober/Deva R >>>> >>>> If I comment some of the existing properties in system.prop I am able >>>> to set the value, otherwise not. Why this behavior and how to deal >>>> with this? >>>> >>>> Thanks >>>> Gururaja B O >>>> >>>> On Aug 19, 9:35 am, guru <guru.nav...@gmail.com> wrote: >>>> > Why I asked this question is when i enable wifi, dhcpcd is not setting >>>> > system properties like >>>> > >>>> > A) >>>> > dhcp.etho.ipaddress >>>> > dhcp.eth0.mask >>>> > dhcp.eth0.gateway >>>> > dhcp.eth0.leasetime >>>> > dhcp.eth0.server >>>> > >>>> > but setting onlly >>>> > >>>> > B) >>>> > dhcp.eth0.dns1 >>>> > dhcp.eth0.dns2 >>>> > dhcp.eth0.dns3 >>>> > >>>> > I tried to set above (A) using setprop but it is not setting the >>>> > properties. >>>> > >>>> > is there any permission problem with this? >>>> > >>>> > Thanks >>>> > Gururaja B O >>>> > >>>> > On Aug 18, 11:22 pm, Robert Greenwalt <rgreenw...@google.com> wrote: >>>> > >>>> > > Perhaps - the '#' suggests root, but I know my adb shell doesn't >>>> start as >>>> > > root and I've been burned before with this same issue because of >>>> that. >>>> > > Trying it doesn't hurt. If that's not it I don't know why setprop >>>> isn't >>>> > > working. >>>> > >>>> > > R >>>> > >>>> > > On Wed, Aug 18, 2010 at 10:55 AM, Deva R <r.deva...@gmail.com> >>>> wrote: >>>> > > > >try 'su' first >>>> > > > Isnt this android console terminal, by default have root access? >>>> > >>>> > > > >How to make this to set the value? >>>> > > > Not sure whats wrong, btw tried on my froyo setup, it worked like >>>> below >>>> > > > just after boot., >>>> > >>>> > > > # getprop net.eth0.dns1 >>>> > >>>> > > > # setprop net.eth0.dns1 9 >>>> > > > # getprop net.eth0.dns1 >>>> > > > 9 >>>> > > > # >>>> > > > # >>>> > >>>> > > > On Wed, Aug 18, 2010 at 8:32 PM, Robert Greenwalt < >>>> rgreenw...@google.com>wrote: >>>> > >>>> > > >> try 'su' first >>>> > >>>> > > >> R >>>> > >>>> > > >> On Wed, Aug 18, 2010 at 6:56 AM, guru <guru.nav...@gmail.com> >>>> wrote: >>>> > >>>> > > >>> Hi all >>>> > >>>> > > >>> I am trying to set system property so some value. like >>>> > >>>> > > >>> # setprop net.eth0.dns1 9 >>>> > > >>> # getprop net.eth0.dns1 >>>> > >>>> > > >>> # >>>> > >>>> > > >>> if i follow above steps it is not setting system property. what >>>> may be >>>> > > >>> the reason for this? >>>> > >>>> > > >>> How to make this to set the value? >>>> > >>>> > > >>> Thanks >>>> > > >>> Gururaja >>>> > >>>> > > >>> -- >>>> > > >>> unsubscribe: >>>> > > >>> android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> >>>> <android-porting%2bunsubscr...@googlegroups.com<android-porting%252bunsubscr...@googlegroups.com> >>>> > >>>> > > >>> website:http://groups.google.com/group/android-porting >>>> > >>>> > > >> -- >>>> > > >> unsubscribe: >>>> > > >> android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> >>>> <android-porting%2bunsubscr...@googlegroups.com<android-porting%252bunsubscr...@googlegroups.com> >>>> > >>>> > > >> website:http://groups.google.com/group/android-porting >>>> >>>> -- >>>> unsubscribe: >>>> android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> >>>> website: http://groups.google.com/group/android-porting >>>> >>> >>> -- >>> unsubscribe: >>> android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> >>> website: http://groups.google.com/group/android-porting >>> >> >> > -- unsubscribe: android-porting+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-porting
