https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=0c201166f5e8bf17ce9620867d2d35a4a63e47de
commit 0c201166f5e8bf17ce9620867d2d35a4a63e47de Author: Corinna Vinschen <[email protected]> Date: Sun Dec 10 14:11:41 2017 +0100 cygwin: mmap: fix comment and formatting, drop unused code Signed-off-by: Corinna Vinschen <[email protected]> Diff: --- winsup/cygwin/mmap.cc | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/winsup/cygwin/mmap.cc b/winsup/cygwin/mmap.cc index d4eddfc..d7d480f 100644 --- a/winsup/cygwin/mmap.cc +++ b/winsup/cygwin/mmap.cc @@ -1177,12 +1177,9 @@ go_ahead: protection as the file's pages, then as much pages as necessary to accomodate the requested length, but as reserved pages which raise a SIGBUS when trying to access them. AT_ROUND_TO_PAGE - and page protection on shared pages is only supported by 32 bit NT, - so don't even try on WOW64. This is accomplished by not setting - orig_len on WOW64 above. */ -#if 0 - orig_len = roundup2 (orig_len, pagesize); -#endif + and page protection on shared pages is only supported by the + 32 bit environment, so don't even try on 64 bit or even WOW64. + This is accomplished by not setting orig_len on 64 bit above. */ len = roundup2 (len, wincap.page_size ()); if (orig_len - len) { @@ -1465,7 +1462,7 @@ mlock (const void *addr, size_t len) /* Align address and length values to page size. */ size_t pagesize = wincap.allocation_granularity (); - PVOID base = (PVOID) rounddown((uintptr_t) addr, pagesize); + PVOID base = (PVOID) rounddown ((uintptr_t) addr, pagesize); SIZE_T size = roundup2 (((uintptr_t) addr - (uintptr_t) base) + len, pagesize); NTSTATUS status = 0; @@ -1523,7 +1520,7 @@ munlock (const void *addr, size_t len) /* Align address and length values to page size. */ size_t pagesize = wincap.allocation_granularity (); - PVOID base = (PVOID) rounddown((uintptr_t) addr, pagesize); + PVOID base = (PVOID) rounddown ((uintptr_t) addr, pagesize); SIZE_T size = roundup2 (((uintptr_t) addr - (uintptr_t) base) + len, pagesize); NTSTATUS status = NtUnlockVirtualMemory (NtCurrentProcess (), &base, &size,
