Thank you sir. On 1/5/12, Amir Goldstein <amir73il@xxxxxxxxx> wrote: > Hi Ganesh, > > I am glad to learn that ext4 snapshots has become a "hot" research subject > in Pune. > However, I must say: > 1. this is not the place to ask such basic questions. > 2. your question shows that you are missing a lot of background before you > can > approach this kind of project. > > The answer in kernel memory (slab), BTW, which has nothing to do with root > filesystem. > > Amir. > > On Wed, Jan 4, 2012 at 5:50 PM, Ganesh Patil > <patil.ganesh170@xxxxxxxxx>wrote: > >> Hello sir, >> >> I am B.E(computer)student from Pune university (India) .my >> final year project is "File system level snapshot in ext4 " so have >> to take snapshot of particular file system and place somewhere(on same >> filesystem or on another filesystem) .in snapshot we are going to copy >> only inode of file in to another inode. as inode size in particular >> filesystem is fixed so we cant get inode from filesystem(if >> filesystem filled more than half) so finally we come to decision that >> we will create one structure which has fields same as that of original >> inode. so we will allocate memory dynamically using kmalloc >> function.but we require that allocated memory cant be destroy till we >> manually not destroy it.because of that I am asking from where kmalloc >> allocates memory block(from current file system,or from kernel >> space(root filesystem) or from RAM(heap area)). >> >> On 1/4/12, Theodore Tso <tytso@xxxxxxx> wrote: >> > >> > On Jan 4, 2012, at 9:22 AM, Ganesh Patil wrote: >> > >> >> where allocate kmalloc function memory? >> > >> > Sorry, I can't parse your question. >> > >> > -- Ted >> > >> > >> >> >> -- >> Regards, >> Ganesh Patil. >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-ext4" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > -- Regards, Ganesh Patil. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
