mmap size
First of all, while you're using mmap to obtain the memory, nothing in your question is specific to mmap . The same conclusions would apply if you were just ... , The actual size reserved for the memory segment you receive is operating system dependant. Normally, on a full paged virtual memory system, ...
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 mmap size 相關參考資料
mmap(2) - Linux manual page - man7.org
#include <sys/mman.h> void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset); int munmap(void *addr, size_t length); See NOTES for ... http://man7.org Understanding the mmap size parameter - Stack Overflow
First of all, while you're using mmap to obtain the memory, nothing in your question is specific to mmap . The same conclusions would apply if you were just ... https://stackoverflow.com Minimal size for mmap - Stack Overflow
The actual size reserved for the memory segment you receive is operating system dependant. Normally, on a full paged virtual memory system, ... https://stackoverflow.com what is the size limit for mmap - Stack Overflow
There is no restriction on mmap size but would depend on the existing address space used by the given process. But it is highly suggested that ... https://stackoverflow.com How can i get the number of bytes allocated by mmap? - Stack Overflow
The prototype of mmap() is: void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset);`. Technically you are guaranteed only that it will allocate ... https://stackoverflow.com mmap size to be adjusted to previous page boundary - Stack Overflow
Yes, size &= ~PAGE_MASK;. will take you to the size rounded down to previous page. https://stackoverflow.com How to find the number of data mapped by mmap()? - Stack Overflow
Read carefully the documentation of mmap(2). The second argument (in your code, FILESIZE ) defines the size of the mapping (in bytes). You might check that it ... https://stackoverflow.com C - why I cannot mmap a small (256UL or smaller) size of memory ...
mmap works in multiples of the page size on your system. If you're doing this on i386/amd64 or actually most modern CPUs, this will be 4096. In the man page of ... https://stackoverflow.com Resizing shared anonymous MMAP - Stack Overflow
On most UNIX implementations, once a mapping has been created, its location and size can't be changed. However, Linux provides the ... https://stackoverflow.com [教育訓練紀錄] Mmap and remap_page_range(), in the nutshell. - Jollen
繼Linux programming 課程紀錄「小談mmap() 與VMA」後，今天 ... the total size ? while (size >0) page = pos; if (remap_page_range(vma, start, ... http://www.jollen.org |