diff options
Diffstat (limited to 'meta/recipes-extended/mdadm/files/0001-restripe.c-Use-_FILE_OFFSET_BITS-to-enable-largefile.patch')
| -rw-r--r-- | meta/recipes-extended/mdadm/files/0001-restripe.c-Use-_FILE_OFFSET_BITS-to-enable-largefile.patch | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/meta/recipes-extended/mdadm/files/0001-restripe.c-Use-_FILE_OFFSET_BITS-to-enable-largefile.patch b/meta/recipes-extended/mdadm/files/0001-restripe.c-Use-_FILE_OFFSET_BITS-to-enable-largefile.patch new file mode 100644 index 0000000000..13435ee418 --- /dev/null +++ b/meta/recipes-extended/mdadm/files/0001-restripe.c-Use-_FILE_OFFSET_BITS-to-enable-largefile.patch @@ -0,0 +1,155 @@ +From aa86de05cd6a75222b38e0789ac96fe00f705430 Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Thu, 10 Nov 2022 12:31:22 -0800 +Subject: [PATCH] restripe.c: Use _FILE_OFFSET_BITS to enable largefile support + +Instead of using the lseek64 and friends, its better to enable it via +the feature macro _FILE_OFFSET_BITS = 64 and let the C library deal with +the width of types + +Upstream-Status: Submitted [https://lore.kernel.org/linux-raid/20221110225546.337164-1-raj.khem@gmail.com/] +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + raid6check.c | 11 +++++++---- + restripe.c | 13 ++++++++----- + swap_super.c | 13 +++++++------ + 3 files changed, 22 insertions(+), 15 deletions(-) + +diff --git a/raid6check.c b/raid6check.c +index 9947776..8e7f142 100644 +--- a/raid6check.c ++++ b/raid6check.c +@@ -22,6 +22,9 @@ + * Based on "restripe.c" from "mdadm" codebase + */ + ++/* Enable largefile support */ ++#define _FILE_OFFSET_BITS 64 ++ + #include "mdadm.h" + #include <stdint.h> + #include <sys/mman.h> +@@ -284,9 +287,9 @@ int manual_repair(int chunk_size, int syndrome_disks, + } + + int write_res1, write_res2; +- off64_t seek_res; ++ off_t seek_res; + +- seek_res = lseek64(source[fd1], ++ seek_res = lseek(source[fd1], + offsets[fd1] + start * chunk_size, SEEK_SET); + if (seek_res < 0) { + fprintf(stderr, "lseek failed for failed_disk1\n"); +@@ -294,7 +297,7 @@ int manual_repair(int chunk_size, int syndrome_disks, + } + write_res1 = write(source[fd1], blocks[failed_slot1], chunk_size); + +- seek_res = lseek64(source[fd2], ++ seek_res = lseek(source[fd2], + offsets[fd2] + start * chunk_size, SEEK_SET); + if (seek_res < 0) { + fprintf(stderr, "lseek failed for failed_disk2\n"); +@@ -379,7 +382,7 @@ int check_stripes(struct mdinfo *info, int *source, unsigned long long *offsets, + goto exitCheck; + } + for (i = 0 ; i < raid_disks ; i++) { +- off64_t seek_res = lseek64(source[i], offsets[i] + start * chunk_size, ++ off_t seek_res = lseek(source[i], offsets[i] + start * chunk_size, + SEEK_SET); + if (seek_res < 0) { + fprintf(stderr, "lseek to source %d failed\n", i); +diff --git a/restripe.c b/restripe.c +index a7a7229..1c03577 100644 +--- a/restripe.c ++++ b/restripe.c +@@ -22,6 +22,9 @@ + * Email: <neilb@suse.de> + */ + ++/* Enable largefile support */ ++#define _FILE_OFFSET_BITS 64 ++ + #include "mdadm.h" + #include <stdint.h> + +@@ -581,7 +584,7 @@ int save_stripes(int *source, unsigned long long *offsets, + raid_disks, level, layout); + if (dnum < 0) abort(); + if (source[dnum] < 0 || +- lseek64(source[dnum], ++ lseek(source[dnum], + offsets[dnum] + offset, 0) < 0 || + read(source[dnum], buf+disk * chunk_size, + chunk_size) != chunk_size) { +@@ -754,8 +757,8 @@ int restore_stripes(int *dest, unsigned long long *offsets, + raid_disks, level, layout); + if (src_buf == NULL) { + /* read from file */ +- if (lseek64(source, read_offset, 0) != +- (off64_t)read_offset) { ++ if (lseek(source, read_offset, 0) != ++ (off_t)read_offset) { + rv = -1; + goto abort; + } +@@ -816,7 +819,7 @@ int restore_stripes(int *dest, unsigned long long *offsets, + } + for (i=0; i < raid_disks ; i++) + if (dest[i] >= 0) { +- if (lseek64(dest[i], ++ if (lseek(dest[i], + offsets[i]+offset, 0) < 0) { + rv = -1; + goto abort; +@@ -866,7 +869,7 @@ int test_stripes(int *source, unsigned long long *offsets, + int disk; + + for (i = 0 ; i < raid_disks ; i++) { +- if ((lseek64(source[i], offsets[i]+start, 0) < 0) || ++ if ((lseek(source[i], offsets[i]+start, 0) < 0) || + (read(source[i], stripes[i], chunk_size) != + chunk_size)) { + free(q); +diff --git a/swap_super.c b/swap_super.c +index b6db574..18c89e2 100644 +--- a/swap_super.c ++++ b/swap_super.c +@@ -1,3 +1,6 @@ ++/* Enable largefile support */ ++#define _FILE_OFFSET_BITS 64 ++ + #include <unistd.h> + #include <stdlib.h> + #include <fcntl.h> +@@ -16,8 +19,6 @@ + + #define MD_NEW_SIZE_SECTORS(x) ((x & ~(MD_RESERVED_SECTORS - 1)) - MD_RESERVED_SECTORS) + +-extern long long lseek64(int, long long, int); +- + int main(int argc, char *argv[]) + { + int fd, i; +@@ -38,8 +39,8 @@ int main(int argc, char *argv[]) + exit(1); + } + offset = MD_NEW_SIZE_SECTORS(size) * 512LL; +- if (lseek64(fd, offset, 0) < 0LL) { +- perror("lseek64"); ++ if (lseek(fd, offset, 0) < 0LL) { ++ perror("lseek"); + exit(1); + } + if (read(fd, super, 4096) != 4096) { +@@ -68,8 +69,8 @@ int main(int argc, char *argv[]) + super[32*4+10*4 +i] = t; + } + +- if (lseek64(fd, offset, 0) < 0LL) { +- perror("lseek64"); ++ if (lseek(fd, offset, 0) < 0LL) { ++ perror("lseek"); + exit(1); + } + if (write(fd, super, 4096) != 4096) { |