The quilt patch titled Subject: ptrace: remove redudant check of #ifdef PTRACE_SINGLESTEP has been removed from the -mm tree. Its filename was ptrace-remove-redudant-check-of-ifdef-ptrace_singlestep.patch This patch was dropped because it was merged into the mm-nonmm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> Subject: ptrace: remove redudant check of #ifdef PTRACE_SINGLESTEP Patch series "ptrace: do some cleanup". This patch (of 3): PTRACE_SINGLESTEP is always defined as 9 in include/uapi/linux/ptrace.h, remove redudant check of #ifdef PTRACE_SINGLESTEP. Link: https://lkml.kernel.org/r/1649240981-11024-2-git-send-email-yangtiezhu@xxxxxxxxxxx Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> Cc: Oleg Nesterov <oleg@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- kernel/ptrace.c | 6 ------ 1 file changed, 6 deletions(-) --- a/kernel/ptrace.c~ptrace-remove-redudant-check-of-ifdef-ptrace_singlestep +++ a/kernel/ptrace.c @@ -829,11 +829,7 @@ static long ptrace_get_rseq_configuratio } #endif -#ifdef PTRACE_SINGLESTEP #define is_singlestep(request) ((request) == PTRACE_SINGLESTEP) -#else -#define is_singlestep(request) 0 -#endif #ifdef PTRACE_SINGLEBLOCK #define is_singleblock(request) ((request) == PTRACE_SINGLEBLOCK) @@ -1221,9 +1217,7 @@ int ptrace_request(struct task_struct *c } #endif -#ifdef PTRACE_SINGLESTEP case PTRACE_SINGLESTEP: -#endif #ifdef PTRACE_SINGLEBLOCK case PTRACE_SINGLEBLOCK: #endif _ Patches currently in -mm which might be from yangtiezhu@xxxxxxxxxxx are