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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2018-04-22 17:55:11 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2018-04-27 17:38:43 -0300
commitc57bf7c15ba179168d01f7c6acde7ecbf5dd9cd8 (patch)
treed60ffc27f581d78947a519b0048128c7dee8f44f /sysdeps/unix/sysv/linux/mips
parent33927914420ad1aec86551c8e5cf085d8ee80ebb (diff)
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Consolidate Linux readahead implementation
This patch consolidate Linux readahead implementation on generic
sysdeps/unix/sysv/linux/readahead.c one.  The changes are:

  - Assume __NR_readahead existence with current minimum kernel of 3.2
    for all architectures.

  - Use INLINE_SYSCALL_CALL, __ALIGNMENT_ARG, and SYSCALL_LL64 to pass
    the 64 bit offset.  This allows architectures with different abis
    to use the same implementation.

  - Remove arch-specific readahead implementations.

Checked on x86_64-linux-gnu and i686-linux-gnu.

	* sysdeps/unix/sysv/linux/arm/readahead.c: Remove file.
	* sysdeps/unix/sysv/linux/mips/mips32/readahead.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list (readahead):
	Remove.
	* sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/wordsize-64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/readahead.c (__readahead): Assume
	__NR_readahead existence, and use INLINE_SYSCALL_CALL, __ALIGNMENT_ARG,
	and SYSCALL_LL64.
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips')
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips32/readahead.c1
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list2
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list2
3 files changed, 0 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/readahead.c b/sysdeps/unix/sysv/linux/mips/mips32/readahead.c
deleted file mode 100644
index 80170c3e8a..0000000000
--- a/sysdeps/unix/sysv/linux/mips/mips32/readahead.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/arm/readahead.c>
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list b/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list
index 5f3d04728d..33d968fe0a 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list
@@ -4,8 +4,6 @@
 # return value.
 lseek64		-	lseek		i:iii	__lseek64	__libc_lseek64 lseek64 llseek
 
-readahead	-	readahead	i:iii	__readahead	readahead
-
 prlimit64	EXTRA	prlimit64	i:iipp	prlimit64
 
 fanotify_mark	EXTRA	fanotify_mark	i:iiiis	fanotify_mark
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
index 28664208d0..8e7d516a2a 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list
@@ -1,7 +1,5 @@
 # File name	Caller	Syscall name	# args	Strong name	Weak names
 
-readahead	-	readahead	i:iii	__readahead	readahead
-
 prlimit		EXTRA	prlimit64	i:iipp	prlimit		prlimit64
 
 fanotify_mark	EXTRA	fanotify_mark	i:iiiis	fanotify_mark