#ifndef __ASM_GENERIC_STAT_H #define __ASM_GENERIC_STAT_H /* * Everybody gets this wrong and has to stick with it for all * eternity. Hopefully, this version gets used by new architectures * so they don't fall into the same traps. * * stat64 is copied from powerpc64, with explicit padding added. * stat is the same structure layout on 64-bit, without the 'long long' * types. * * By convention, 64 bit architectures use the stat interface, while * 32 bit architectures use the stat64 interface. Note that we don't * provide an __old_kernel_stat here, which new architecture should * not have to start with. */ #include #define STAT_HAVE_NSEC 1 struct stat { unsigned long st_dev; /* Device. */ unsigned long st_ino; /* File serial number. */ unsigned int st_mode; /* File mode. */ unsigned int st_nlink; /* Link count. */ unsigned int st_uid; /* User ID of the file's owner. */ unsigned int st_gid; /* Group ID of the file's group. */ unsigned long st_rdev; /* Device number, if device. */ unsigned long __pad1; long st_size; /* Size of file, in bytes. */ int st_blksize; /* Optimal block size for I/O. */ int __pad2; long st_blocks; /* Number 512-byte blocks allocated. */ long st_atime; /* Time of last access. */ unsigned long st_atime_nsec; long st_mtime; /* Time of last modification. */ unsigned long st_mtime_nsec; long st_ctime; /* Time of last status change. */ unsigned long st_ctime_nsec; unsigned int __unused4; unsigned int __unused5; }; /* This matches struct stat64 in glibc2.1. Only used for 32 bit. */ #if __BITS_PER_LONG != 64 || defined(__ARCH_WANT_STAT64) struct stat64 { unsigned long long st_dev; /* Device. */ unsigned long long st_ino; /* File serial number. */ unsigned int st_mode; /* File mode. */ unsigned int st_nlink; /* Link count. */ unsigned int st_uid; /* User ID of the file's owner. */ unsigned int st_gid; /* Group ID of the file's group. */ unsigned long long st_rdev; /* Device number, if device. */ unsigned long long __pad1; long long st_size; /* Size of file, in bytes. */ int st_blksize; /* Optimal block size for I/O. */ int __pad2; long long st_blocks; /* Number 512-byte blocks allocated. */ int st_atime; /* Time of last access. */ unsigned int st_atime_nsec; int st_mtime; /* Time of last modification. */ unsigned int st_mtime_nsec; int st_ctime; /* Time of last status change. */ unsigned int st_ctime_nsec; unsigned int __unused4; unsigned int __unused5; }; #endif #endif /* __ASM_GENERIC_STAT_H */ nput class='txt' type='search' size='10' name='q' value=''/>
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authorDavid S. Miller <davem@davemloft.net>2017-01-30 14:28:22 -0800
committerDavid S. Miller <davem@davemloft.net>2017-01-30 14:28:22 -0800
commit54791b276b4000b307339f269d3bf7db877d536f (patch)
tree1c2616bd373ce5ea28aac2a53e32f5b5834901ce /include/dt-bindings/thermal
parent5d0e7705774dd412a465896d08d59a81a345c1e4 (diff)
parent047487241ff59374fded8c477f21453681f5995c (diff)
Merge branch 'sparc64-non-resumable-user-error-recovery'
Liam R. Howlett says: ==================== sparc64: Recover from userspace non-resumable PIO & MEM errors A non-resumable error from userspace is able to cause a kernel panic or trap loop due to the setup and handling of the queued traps once in the kernel. This patch series addresses both of these issues. The queues are fixed by simply zeroing the memory before use. PIO errors from userspace will result in a SIGBUS being sent to the user process. The MEM errors form userspace will result in a SIGKILL and also cause the offending pages to be claimed so they are no longer used in future tasks. SIGKILL is used to ensure that the process does not try to coredump and result in an attempt to read the memory again from within kernel space. Although there is a HV call to scrub the memory (mem_scrub), there is no easy way to guarantee that the real memory address(es) are not used by other tasks. Clearing the error with mem_scrub would zero the memory and cause the other processes to proceed with bad data. The handling of other non-resumable errors remain unchanged and will cause a panic. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/dt-bindings/thermal')