X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=toolchain%2FuClibc%2Fpatches-0.9.33.2%2F023-libc-add-fallocate-and-fallocate64.patch;fp=toolchain%2FuClibc%2Fpatches-0.9.33.2%2F023-libc-add-fallocate-and-fallocate64.patch;h=0000000000000000000000000000000000000000;hp=282b64f52e5fd85566019f03622cc678681a9e98;hb=014194de605990c6bdce52e03ee3dc1df13c45e8;hpb=02df774b52e4a0c0b9a8395e55263b80eb8f5f93 diff --git a/toolchain/uClibc/patches-0.9.33.2/023-libc-add-fallocate-and-fallocate64.patch b/toolchain/uClibc/patches-0.9.33.2/023-libc-add-fallocate-and-fallocate64.patch deleted file mode 100644 index 282b64f52e..0000000000 --- a/toolchain/uClibc/patches-0.9.33.2/023-libc-add-fallocate-and-fallocate64.patch +++ /dev/null @@ -1,447 +0,0 @@ -From: "Anthony G. Basile" -Date: Sun, 7 Sep 2014 15:33:46 -0400 -Subject: [PATCH] libc: add fallocate() and fallocate64() - -We add the Linux-specific function fallocate() which allows the user to -directly manipulate allocate space for a file. fallocate() can operate -in different modes, but the default mode is equivalent to posix_fallocate() -which is specified in POSIX.1. - -Recent releases of e2fsprogs 1.42.11 and above expect fallocate64() to be -available. - -Signed-off-by: Anthony G. Basile -Signed-off-by: Bernhard Reutner-Fischer ---- - create mode 100644 libc/sysdeps/linux/common/fallocate.c - create mode 100644 libc/sysdeps/linux/common/fallocate64.c - create mode 100644 test/unistd/tst-fallocate.c - create mode 100644 test/unistd/tst-fallocate64.c - ---- a/extra/Configs/Config.in -+++ b/extra/Configs/Config.in -@@ -952,8 +952,8 @@ config UCLIBC_LINUX_SPECIFIC - default y - help - accept4(), bdflush(), -- capget(), capset(), eventfd(), fstatfs(), -- inotify_*(), ioperm(), iopl(), -+ capget(), capset(), eventfd(), fallocate(), -+ fstatfs(), inotify_*(), ioperm(), iopl(), - madvise(), modify_ldt(), pipe2(), personality(), - prctl()/arch_prctl(), pivot_root(), modify_ldt(), - ppoll(), readahead(), reboot(), remap_file_pages(), ---- a/include/fcntl.h -+++ b/include/fcntl.h -@@ -237,6 +237,38 @@ extern int __fcntl_nocancel (int fd, int - libc_hidden_proto(__fcntl_nocancel) - #endif - -+#if (defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU) || defined _LIBC -+/* Reserve storage for the data of a file associated with FD. This function -+ is Linux-specific. For the portable version, use posix_fallocate(). -+ Unlike the latter, fallocate can operate in different modes. The default -+ mode = 0 is equivalent to posix_fallocate(). -+ -+ Note: These declarations are used in posix_fallocate.c and -+ posix_fallocate64.c, so we expose them internally. -+ */ -+ -+/* Flags for fallocate's mode. */ -+# define FALLOC_FL_KEEP_SIZE 1 /* Don't extend size of file -+ even if offset + len is -+ greater than file size. */ -+# define FALLOC_FL_PUNCH_HOLE 2 /* Create a hole in the file. */ -+ -+# ifndef __USE_FILE_OFFSET64 -+extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len); -+# else -+# ifdef __REDIRECT -+extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset, -+ __off64_t __len), -+ fallocate64); -+# else -+# define fallocate fallocate64 -+# endif -+# endif -+# ifdef __USE_LARGEFILE64 -+extern int fallocate64 (int __fd, int __mode, __off64_t __offset, __off64_t __len); -+# endif -+#endif -+ - __END_DECLS - - #endif /* fcntl.h */ ---- a/libc/sysdeps/linux/common/Makefile.in -+++ b/libc/sysdeps/linux/common/Makefile.in -@@ -61,6 +61,10 @@ CSRC-$(UCLIBC_LINUX_SPECIFIC) += \ - vmsplice.c - CSRC-$(if $(findstring yy,$(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_LFS)),y) += \ - sendfile64.c -+# posix_fallocate() needs __libc_fallocate() from fallocate.c -+# posix_fallocate64() needs __libc_fallocate64() from fallocate64.c -+CSRC-$(if $(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_ADVANCED_REALTIME),y,) += \ -+ fallocate.c $(filter fallocate64.c,$(CSRC-y)) - # NPTL needs these internally: madvise.c - CSRC-$(findstring y,$(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_THREADS_NATIVE)) += madvise.c - ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y) ---- /dev/null -+++ b/libc/sysdeps/linux/common/fallocate.c -@@ -0,0 +1,48 @@ -+/* vi: set sw=4 ts=4: */ -+/* -+ * fallocate() for uClibc - Based off of posix_fallocate() by Erik Andersen -+ * http://www.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html -+ * -+ * Copyright (C) 2000-2006 Erik Andersen -+ * -+ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. -+ */ -+ -+#include -+#include -+#include -+#include -+ -+#if defined __NR_fallocate -+extern __typeof(fallocate) __libc_fallocate attribute_hidden; -+int attribute_hidden __libc_fallocate(int fd, int mode, __off_t offset, __off_t len) -+{ -+ int ret; -+ -+# if __WORDSIZE == 32 -+ uint32_t off_low = offset; -+ uint32_t len_low = len; -+ /* may assert that these >>31 are 0 */ -+ uint32_t zero = 0; -+ INTERNAL_SYSCALL_DECL(err); -+ ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, mode, -+ __LONG_LONG_PAIR (zero, off_low), -+ __LONG_LONG_PAIR (zero, len_low))); -+# elif __WORDSIZE == 64 -+ INTERNAL_SYSCALL_DECL(err); -+ ret = (int) (INTERNAL_SYSCALL(fallocate, err, 4, fd, mode, offset, len)); -+# else -+# error your machine is neither 32 bit or 64 bit ... it must be magical -+# endif -+ if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err))) -+ return INTERNAL_SYSCALL_ERRNO (ret, err); -+ return 0; -+} -+ -+# if defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU -+strong_alias(__libc_fallocate,fallocate) -+# if __WORDSIZE == 64 -+strong_alias(__libc_fallocate,fallocate64) -+# endif -+# endif -+#endif ---- /dev/null -+++ b/libc/sysdeps/linux/common/fallocate64.c -@@ -0,0 +1,42 @@ -+/* vi: set sw=4 ts=4: */ -+/* -+ * fallocate() for uClibc - based off posix_fallocate() by Erik Andersen -+ * http://www.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html -+ * -+ * Copyright (C) 2000-2006 Erik Andersen -+ * -+ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. -+ */ -+ -+#include -+ -+#include -+#include -+#include -+ -+#if defined __NR_fallocate -+ -+# if __WORDSIZE == 64 -+/* Can use normal fallocate() */ -+# elif __WORDSIZE == 32 -+extern __typeof(fallocate64) __libc_fallocate64 attribute_hidden; -+int attribute_hidden __libc_fallocate64(int fd, int mode, __off64_t offset, -+ __off64_t len) -+{ -+ int ret; -+ INTERNAL_SYSCALL_DECL(err); -+ ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, mode, -+ OFF64_HI_LO (offset), OFF64_HI_LO (len))); -+ if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err))) -+ return INTERNAL_SYSCALL_ERRNO (ret, err); -+ return 0; -+} -+ -+# if defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU -+strong_alias(__libc_fallocate64,fallocate64) -+# endif -+ -+# else -+# error your machine is neither 32 bit or 64 bit ... it must be magical -+# endif -+#endif ---- a/libc/sysdeps/linux/common/posix_fallocate.c -+++ b/libc/sysdeps/linux/common/posix_fallocate.c -@@ -14,28 +14,10 @@ - #include - - #if defined __NR_fallocate -+extern __typeof(fallocate) __libc_fallocate attribute_hidden; - int posix_fallocate(int fd, __off_t offset, __off_t len) - { -- int ret; -- --# if __WORDSIZE == 32 -- uint32_t off_low = offset; -- uint32_t len_low = len; -- /* may assert that these >>31 are 0 */ -- uint32_t zero = 0; -- INTERNAL_SYSCALL_DECL(err); -- ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, 0, -- __LONG_LONG_PAIR (zero, off_low), -- __LONG_LONG_PAIR (zero, len_low))); --# elif __WORDSIZE == 64 -- INTERNAL_SYSCALL_DECL(err); -- ret = (int) (INTERNAL_SYSCALL(fallocate, err, 4, fd, 0, offset, len)); --# else --# error your machine is neither 32 bit or 64 bit ... it must be magical --#endif -- if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err))) -- return INTERNAL_SYSCALL_ERRNO (ret, err); -- return 0; -+ return __libc_fallocate(fd, 0, offset, len); - } - # if defined __UCLIBC_HAS_LFS__ && __WORDSIZE == 64 - strong_alias(posix_fallocate,posix_fallocate64) ---- a/libc/sysdeps/linux/common/posix_fallocate64.c -+++ b/libc/sysdeps/linux/common/posix_fallocate64.c -@@ -18,22 +18,12 @@ - # if __WORDSIZE == 64 - /* Can use normal posix_fallocate() */ - # elif __WORDSIZE == 32 -+extern __typeof(fallocate64) __libc_fallocate64 attribute_hidden; - int posix_fallocate64(int fd, __off64_t offset, __off64_t len) - { -- int ret; -- uint32_t off_low = offset & 0xffffffff; -- uint32_t off_high = offset >> 32; -- uint32_t len_low = len & 0xffffffff; -- uint32_t len_high = len >> 32; -- INTERNAL_SYSCALL_DECL(err); -- ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, 0, -- __LONG_LONG_PAIR (off_high, off_low), -- __LONG_LONG_PAIR (len_high, len_low))); -- if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err))) -- return INTERNAL_SYSCALL_ERRNO (ret, err); -- return 0; -+ return __libc_fallocate64(fd, 0, offset, len); - } - # else --# error your machine is neither 32 bit or 64 bit ... it must be magical -+# error your machine is neither 32 bit or 64 bit ... it must be magical - # endif - #endif ---- a/test/.gitignore -+++ b/test/.gitignore -@@ -302,6 +302,8 @@ unistd/getcwd - unistd/getopt - unistd/getopt_long - unistd/tstgetopt -+unistd/tst-fallocate -+unistd/tst-fallocate64 - unistd/tst-posix_fallocate - unistd/tst-posix_fallocate64 - unistd/tst-preadwrite ---- /dev/null -+++ b/test/unistd/tst-fallocate.c -@@ -0,0 +1,166 @@ -+#include -+#include -+ -+#ifndef TST_FALLOCATE64 -+# define stat64 stat -+# define fstat64 fstat -+# else -+# ifndef O_LARGEFILE -+# error no O_LARGEFILE but you want to test with LFS enabled -+# endif -+#endif -+ -+static void do_prepare(void); -+static int do_test(void); -+#define PREPARE(argc, argv) do_prepare () -+#define TEST_FUNCTION do_test () -+#include -+ -+static int fd; -+static void -+do_prepare (void) -+{ -+ fd = create_temp_file ("tst-fallocate.", NULL); -+ if (fd == -1) -+ { -+ printf ("cannot create temporary file: %m\n"); -+ exit (1); -+ } -+} -+ -+ -+static int -+do_test (void) -+{ -+ struct stat64 st; -+ int c; -+ char garbage[4096]; -+ blkcnt_t blksb4; -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("1st fstat failed"); -+ return 1; -+ } -+ -+ if (st.st_size != 0) -+ { -+ puts ("file not created with size 0"); -+ return 1; -+ } -+ -+ /* This is the default mode which is identical to posix_fallocate(). -+ Note: we need a few extra blocks for FALLOC_FL_PUNCH_HOLE below. -+ While block sizes vary, we'll assume eight 4K blocks for good measure. */ -+ if (fallocate (fd, 0, 8 * 4096, 128) != 0) -+ { -+ puts ("1st fallocate call failed"); -+ return 1; -+ } -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("2nd fstat failed"); -+ return 1; -+ } -+ -+ if (st.st_size != 8 * 4096 + 128) -+ { -+ printf ("file size after 1st fallocate call is %llu, expected %u\n", -+ (unsigned long long int) st.st_size, 8u * 4096u + 128u); -+ return 1; -+ } -+ -+ /* Without FALLOC_FL_KEEP_SIZE, this would increaste the size of the file. */ -+ if (fallocate (fd, FALLOC_FL_KEEP_SIZE, 0, 16 * 4096) != 0) -+ { -+ puts ("2nd fallocate call failed"); -+ return 1; -+ } -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("3rd fstat failed"); -+ return 1; -+ } -+ -+ if (st.st_size != 8 * 4096 + 128) -+ { -+ printf ("file size changed in 2nd fallocate call to %llu, expected %u\n", -+ (unsigned long long int) st.st_size, 8u * 4096u + 128u); -+ return 1; -+ } -+ -+ /* Let's fill up the first eight 4k blocks with 'x' to force some allocations. */ -+ -+ memset(garbage, 'x', 4096); -+ for(c=0; c < 8; c++) -+ if(write(fd, garbage, 4096) == -1) -+ { -+ puts ("write failed"); -+ return 1; -+ } -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("4th fstat failed"); -+ return 1; -+ } -+ -+ blksb4 = st.st_blocks; -+ -+ /* Let's punch a hole in the entire file, turning it effectively into a sparse file. */ -+ if (fallocate (fd, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 8 * 4096 + 128) != 0) -+ { -+ puts ("3rd fallocate call failed"); -+ return 1; -+ } -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("5th fstat failed"); -+ return 1; -+ } -+ -+ if (st.st_size != 8 * 4096 + 128) -+ { -+ printf ("file size after 3rd fallocate call is %llu, expected %u\n", -+ (unsigned long long int) st.st_size, 8u * 4096u + 128u); -+ return 1; -+ } -+ -+ /* The number of allocated blocks should decrease. I hope this works on -+ all filesystems! */ -+ if (st.st_blocks >= blksb4) -+ { -+ printf ("number of blocks after 3rd fallocate call is %lu, expected less than %lu\n", -+ (unsigned long int) st.st_blocks, blksb4); -+ return 1; -+ } -+ -+#ifdef TST_FALLOCATE64 -+ /* We'll just do a mode = 0 test for fallocate64() */ -+ if (fallocate64 (fd, 0, 4097ULL, 4294967295ULL + 2ULL) != 0) -+ { -+ puts ("1st fallocate64 call failed"); -+ return 1; -+ } -+ -+ if (fstat64 (fd, &st) != 0) -+ { -+ puts ("6th fstat failed"); -+ return 1; -+ } -+ -+ if (st.st_size != 4097ULL + 4294967295ULL + 2ULL) -+ { -+ printf ("file size after 1st fallocate64 call is %llu, expected %llu\n", -+ (unsigned long long int) st.st_size, 4097ULL + 4294967295ULL + 2ULL); -+ return 1; -+ } -+#endif -+ close (fd); -+ -+ return 0; -+} -+ ---- /dev/null -+++ b/test/unistd/tst-fallocate64.c -@@ -0,0 +1,2 @@ -+#define TST_FALLOCATE64 -+#include "tst-fallocate.c" ---- a/test/unistd/Makefile.in -+++ b/test/unistd/Makefile.in -@@ -2,10 +2,13 @@ - # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. - - ifeq ($(UCLIBC_HAS_LFS),) --TESTS_DISABLED := tst-preadwrite64 tst-posix_fallocate64 -+TESTS_DISABLED := tst-preadwrite64 tst-posix_fallocate64 tst-fallocate64 - endif - ifeq ($(UCLIBC_HAS_ADVANCED_REALTIME),) --TESTS_DISABLED := tst-posix_fallocate -+TESTS_DISABLED := tst-posix_fallocate tst-fallocate64 -+endif -+ifeq ($(UCLIBC_LINUX_SPECIFIC),) -+TESTS_DISABLED += tst-fallocate - endif - OPTS_getopt := -abcXXX -9 - OPTS_getopt_long := --add XXX --delete YYY --verbose