From mboxrd@z Thu Jan 1 00:00:00 1970 From: vikram186@gmail.com (Vikram Narayanan) Date: Wed, 18 May 2011 08:06:05 +0530 Subject: mm_init() functions in kernel code In-Reply-To: References: Message-ID: To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org On Wed, May 18, 2011 at 7:49 AM, Greg wrote: > On Tue, May 17, 2011 at 6:43 PM, Vikram Narayanan wrote: >> Hi, >> >> I saw two mm_init functions in the kernel source code. >> 1) init/main.c ? ?(http://lxr.linux.no/#linux+v2.6.38/init/main.c#L530) >> 2) kernel/fork.c (http://lxr.linux.no/#linux+v2.6.38/kernel/fork.c#L482) >> >> Are the above functions go inside a single binary? How this doesn't >> produce a redefinition error? >> >> Thanks, >> Vikram > Both of these define mm_init as static so they aren't visible outside > the source file that has them. ?Plus they don't use the EXPORT_SYMBOL > macro to indicate that it can be called from elsewhere in the kernel. > There is another mm_init function in drivers/block/umem.c as well > which is also static. Thanks. (I haven't noticed the static there ;) ) - Thanks, Vikram